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NIMH Data Archive
NDA ABCD CCF OAI NIAAADA AMP SCZ HEAL

Additional OA Clinical Measures

0 Shared Subjects

N/A
Clinical Assessments
Summary
07/25/2017
oscf01
12/21/2022
View Change History
01
Definition
Submission Template
Query Element Name Data Type Size Required Description Value Range Notes Aliases
subjectkey GUID Required The NDAR Global Unique Identifier (GUID) for research subject NDAR*
src_subject_id String 20 Required Subject ID how it's defined in lab/project
interview_date Date Required Date on which the interview/genetic test/sampling/imaging/biospecimen was completed. MM/DD/YYYY fvdate
interview_age Integer Required Age in months at the time of the interview/test/sampling/imaging. 0::1440 Age is rounded to chronological month. If the research participant is 15-days-old at time of interview, the appropriate value would be 0 months. If the participant is 16-days-old, the value would be 1 month.
sex String 20 Required Sex of subject at birth M;F; O; NR M = Male; F = Female; O=Other; NR = Not reported gender
Query ageyears Integer Recommended Age in years
Query visit String 60 Recommended Visit name
Query icptskl Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Left knee: Intermittent and Constant Pain Total Score
Query stinjcv Integer Recommended Either knee, steroid injection (cortisone/corticosteroid), past 6 months 0;1 0=No; 1=Yes
Query injl2 Integer Recommended Left knee, how old at second injury
Query injl1 Integer Recommended Left knee, how old at first injury
Query q_assist Integer Recommended Did participant have someone assisting them with their responses to the questionnaire 0::2 0=No; 1=Yes; 2=NK assist
Query hpl12cv Integer Recommended Left hip pain, aching or stiffness: more than half the days of a month, past 12 months 0;1 0=No; 1=Yes
Query injl3 Integer Recommended Left knee, how old at third injury
Query chnfqcv Integer Recommended Chondroitin sulfate frequency of use, past 6 months 0::4 0= None; 1= One day per week or less; 2= 2-3 days per week; 3= 4-5 days per week; 4= Nearly every day or every day
Query herbcv Integer Recommended Complementary and alternative (CAM) treatments: currently using any herbs for arthritis or joint pain 0;1 0=No; 1=Yes
Query rexwhy5 Integer Recommended Isometric strength: right knee extension, not able to complete measurements, other 0;1 0=No; 1=Yes
Query rexwhy3 Integer Recommended Isometric strength: right knee extension, not able to complete measurements, participant fatigue 0;1 0=No; 1=Yes
Query rexwhy4 Integer Recommended Isometric strength: right knee extension, not able to complete measurements, participant refused 0;1 0=No; 1=Yes
Query dadhrcv Integer Recommended Father had hip replacement surgery 0;1 0=No; 1=Yes
Query yogacv Integer Recommended Complementary and alternative (CAM) treatments: currently do any type of health or special movement activity for arthritis or joint pain 0;1 0=No; 1=Yes
Query bpsys Integer Recommended Blood pressure: systolic (mm Hg)
Query timet1 Float Recommended 20-meter walk: trial 1 time to complete (sec.hundredths/sec)
Query oaf12cv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in hand/fingers, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query timet2 Float Recommended 20-meter walk: trial 2 time to complete (sec.hundredths/sec)
Query amd1512 Integer Recommended Taken Actemra for arthritis, past 12 months 0;1 0=No; 1=Yes
Query artdrcv Integer Recommended Seeing doctor/other professional for knee arthritis 0;1 0=No; 1=Yes
Query menl12 Integer Recommended Left knee, have meniscectomy (where they repaired or cut away torn meniscus or cartilage), since last visit about 12 months ago 0;1 0=No; 1=Yes
Query lrr2 Integer Recommended Right knee, how old at second ligament repair surgery
Query lrr3 Integer Recommended Right knee, how old at third ligament repair surgery
Query lrr1 Integer Recommended Right knee, how old at first ligament repair surgery
Query rexwhy1 Integer Recommended Isometric strength: right knee extension, not able to complete measurements, knee pain 0;1 0=No; 1=Yes
Query rexwhy2 Integer Recommended Isometric strength: right knee extension, not able to complete measurements, equipment problems 0;1 0=No; 1=Yes
Query brokrcv Integer Recommended Brother had knee replacement surgery 0;1 0=No; 1=Yes
Query artr Integer Recommended Right knee, ever have arthroscopy (where they put a scope in knee) 0;1 0=No; 1=Yes
Query artl Integer Recommended Left knee, ever have arthroscopy (where they put a scope in knee) 0;1 0=No; 1=Yes
Query lpn400w Integer Recommended 400-meter walk: left knee pain during walk 0;1 0=No; 1=Yes
Query rftrial Integer Recommended Isometric strength: right knee flexion, number of the TRIAL with the highest max force 1::3
Query rkdefcv Integer Recommended Right knee exam: alignment varus or valgus 0::2 0= Neither; 1= Varus; 2= Valgus
Query homecv Integer Recommended Complementary and alternative (CAM) treatments: seen homeopathy/homeopathic treatment practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query cplkn1 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee constant pain: how intense, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query tmje30cv Integer Recommended TMJ: jaw joint or in front of ear, experienced pain or aching, past 30 days 0;1 0=No; 1=Yes
Query llhoriz Float Recommended Isometric strength: left leg chair and transducer settings, horizontal bar (knee angle fix) (cm)
Query wkyrar1 Integer Recommended How many years did you walk for exercise? 1::3 1=1-2 years; 2=3-4 years; 3=5-7 years
Query pa230cv Integer Recommended How often kneel 30 minutes or more during typical week, past 30 days 0::4 0= None; 1= One day per week or less; 2= 2-3 days per week; 3= 4-5 days per week; 4= Nearly every day or every day
Query ljlclcv Integer Recommended Left knee pain location: localized, lateral joint line, today or past 0::2 0= No pain; 1= Today; 2= Past
Query rksx Integer Recommended BL knee symptom status Right 0::2 0=No pain in past 12 months; 1= pain in past 12 months, not most days of month; 2=Pain most day of month in past 12 months
Query menlinj Integer Recommended Left knee, was at least one meniscectomy to repair an injury 0;1 0=No; 1=Yes
Query clau Integer Recommended Have claustrophobia 0;1; -9 0=No; 1=Yes; -9 = Unknown
Query hemat1 Integer Recommended Phlebotomy: traumatic venipuncture, hematoma (first draw) 0;1 0=No; 1=Yes
Query hemat2 Integer Recommended Phlebotomy: traumatic venipuncture, hematoma (repeat draw) 0;1 0=No; 1=Yes
Query pmlkrcv Integer Recommended Left knee pain: severity, past 30 days(calc) 0::10 0=No pain; 10=Pain as bad as you can imagine
Query lexpn Integer Recommended Isometric strength: left knee extension, any knee pain during test 0;1 0=No; 1=Yes
Query cplkn2 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee constant pain: how much affected sleep, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cplkn3 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee constant pain: how much affected overall quality of life, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query sterkn Integer Recommended Which knee, injection of steroids, past 6 months 1::3 1= Right; 2= Left; 3= Both
Query cplkn4 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee constant pain: how frustrated or annoyed by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cplkn5 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee constant pain: how upset or worried by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query kpnr12m Integer Recommended Right knee pain, aching or stiffness: how many months on more than half the days of a month, past 12 months
Query vitmcv Integer Recommended Complementary and alternative (CAM) treatments: currently using vitamins/minerals for arthritis or joint pain 0;1 0=No; 1=Yes
Query svxrlkr Integer Recommended Left knee baseline x-ray: evidence of knee replacement 0;1 0=No; 1=Yes
Query occam24 Integer Recommended Complementary and alternative (CAM) treatments: currently seeing ayurveda/chelation therapy/folk medicine/homeopathy/hypnosis/naturopathy practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query npn400w Integer Recommended 400-meter walk: no knee pain during walk 0;1 0=No; 1=Yes
Query kpactcv Integer Recommended Either knee, limits or avoids activities due to pain, aching or stiffness, past 30 days 0::2 0= No Limits or avoidance; 1= Avoids; 2= Limits
Query iprkn6 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee intermittent pain: how upset or worried by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iprkn7 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee intermittent pain: how often come on without warning 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query iprkn8 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee intermittent pain: how often occur after specific trigger 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query rfp400w Integer Recommended 400-meter walk: knee pain during walk, refused 0;1 0=No; 1=Yes
Query iprkn2 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee intermittent pain: how frequent, past 7 days 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query iprkn3 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee intermittent pain: how much affected sleep, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query tmjf30cv Integer Recommended TMJ: across face or cheek, experienced pain or aching, past 30 days 0;1 0=No; 1=Yes tjf30cv
Query iprkn4 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee intermittent pain: how much affected overall quality of life, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iprkn5 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee intermittent pain: how frustrated or annoyed by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cstnum2 Integer Recommended Repeated chair stands: trial 2, number completed without using arms 0::4 0= Zero chair stands completed; 1= One chair stand completed; 2= Two chair stands completed; 3= Three chair stands completed; 4= Four chair stands completed
Query iprkn1 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee intermittent pain: how intense most severe pain been, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query hpnl12 Integer Recommended Left hip pain, aching or stiffness: any, past 12 months (includes pain in groin and in front and sides of upper thigh) 0;1 0=No; 1=Yes
Query el_pa4 Integer Recommended Eligibility Interview: Lift or move objects weighing 25 lbs. or more by hand on most days 0;1 0=No; 1=Yes pa4
Query cstnum1 Integer Recommended Repeated chair stands: trial 1, number completed without using arms 0::4 0= Zero chair stands completed; 1= One chair stand completed; 2= Two chair stands completed; 3= Three chair stands completed; 4= Four chair stands completed
Query hrelg Integer Recommended 400-meter walk eligibility: meets old or new heart rate exclusion criterion 0;1 0=Does not meet criterion; 1=Meets exclusion criterion; Blank = Missing Form/Incomplete Workbook
Query reasw1 Integer Recommended 400-meter walk: not able to complete 10 laps, excluded based on eligibility criteria 0;1 0=No; 1=Yes
Query rftlrl Float Recommended Isometric strength: right knee flexion, low relaxation limit, time to relax to 30% of max force (sec)
Query rllgth Float Recommended Isometric strength: right leg length from transducer to joint line (cm)
Query plocrcv Integer Recommended Right knee pain location: localized, patella, today or past 0::2 0= No pain; 1= Today; 2= Past
Query arthoth Integer Recommended Doctor ever said you have some other type of arthritis 0;1 0=No; 1=Yes
Query acuscur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing acupressure practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query kpl30cv Integer Recommended Left knee pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query w400mtim Float Recommended 400-meter walk: total time at 400-m or at stop (sec) 400mtim
Query lfsfp Float Recommended Isometric strength: left knee flexion, speed of force production (N/s)
Query icptshr Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Right hip: Intermittent and Constant Pain Total Score
Query pth Integer Recommended Used parathyroid hormone or PTH (includes Forteo, or teriparatide, given by injection) to treat osteoporosis, past 6 months 0;1 0=No; 1=Yes
Query lfsfr Float Recommended Isometric strength: left knee flexion, speed of force relaxation (N/s)
Query icptshl Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Left hip: Intermittent and Constant Pain Total Score
Query amd112 Integer Recommended Taken Methotrexate for arthritis, past 12 months 0;1 0=No; 1=Yes
Query rftlpl Float Recommended Isometric strength: right knee flexion, low production limit, time to produce to 30% of max force (sec)
Query svrkost Integer Recommended Right knee baseline x-ray: evidence of knee osteophytes 0::2 0=none; 1=possible, minute; 2=definite (OARSI grade 1-3)
Query hpnlol Integer Recommended Left hip pain, aching or stiffness location: outside of leg near hip 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query llarm Float Recommended Isometric strength: left leg chair and transducer settings, arm support (cm)
Query pa130cv Integer Recommended How often climb up total of 10 or more flights of stairs during typical week, past 30 days 0::4 0= None; 1= One day per week or less; 2= 2-3 days per week; 3= 4-5 days per week; 4= Nearly every day or every day
Query kexamk Integer Recommended Knee exam: knee eligible to be examined 0::3 0= Neither; 1= Right; 2= Left; 3= Both
Query gt12cv Integer Recommended Doctor said you had gout, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query bisptyp Integer Recommended Type of bisphosphonate taken, past 5 years 0::4 0= No bisphosphonates taken; 1= Alendronate only; 2= Risedronate only; 3= Alendronate and Risedronate; 4= Other
Query ovrem Integer Recommended Ever had ovary removed 0;1 0=No; 1=Yes
Query oah12cv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in hip, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query ainjr12 Integer Recommended Right knee, was arthroscopy to repair injury 0;1 0=No; 1=Yes
Query tmjf6m Integer Recommended TMJ: across face or cheek, experienced pain or aching, past 6 months 0;1 0=No; 1=Yes
Query hyainjr Integer Recommended Right knee hyaluronic acid injection, past 6 months 0;1 0= No injection received; 1= Injection received
Query kpl12cv Integer Recommended Left knee pain, aching or stiffness: more than half the days of a month, past 12 months 0;1 0=No; 1=Yes
Query resfr Float Recommended Isometric strength: right knee extension, speed of force relaxation (N/s)
Query rfxp2cv Integer Recommended Isometric strength: right knee flexion, pain prevent from pulling as hard as can 0::2 0= No Pain; 1= No, pain did not prevent pulling hard; 2= Yes, pain prevented from pulling hard
Query rarlyes Integer Recommended RA symptoms: both right and left marked Yes for wrist, fingers, elbow or knee in question #4a - d 0;1 0=No; 1=Yes
Query resfp Float Recommended Isometric strength: right knee extension, speed of force production (N/s)
Query hyainjl Integer Recommended Left knee hyaluronic acid injection, past 6 months 0;1 0= No injection received; 1= Injection received
Query bunsurg Integer Recommended Hallux valgus: ever had surgery to remove bunion or bump at the base of your big toe 0;1 0=No; 1=Yes
Query kyphb Integer Recommended Stand sideways during last height measurement 0;1 0=No; 1=Yes
Query cprhp5 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip constant pain: how upset or worried by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cprhp4 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip constant pain: how frustrated or annoyed by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cprhp3 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip constant pain: how much affected overall quality of life, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cprhp2 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip constant pain: how much affected sleep, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query retlrl Float Recommended Isometric strength: right knee extension, low relaxation limit, time to relax to 30% of max force (sec)
Query cprhp1 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip constant pain: how intense, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query misswk Integer Recommended About how many half or full workdays missed because of knee pain, aching or stiffness, past 3 months
Query amd1112 Integer Recommended Taken Simponi for arthritis, past 12 months 0;1 0=No; 1=Yes
Query kikball Integer Recommended Isometric strength: which leg use to kick ball 1::3 1= Right; 2= Left; 3= Both
Query safewlk Integer Recommended 400-meter walk eligibility: feel it would be safe to try to walk up and down hallway 0;1 0=No; 1=Yes
Query radx Integer Recommended Follow-up visit RA self-report diagnosis and RA medication use first 0::8 0= Does not report RA/inflammmatory arthritis; 1= Reports RA/inflammmatory arthritis, no to all RA medications; 2= Reports RA/inflammmatory arthritis, RA medications in interview &MIF; 3= Reports RA/ inflammmatory arthritis, and RA medications in interview ONLY; 4= Reports RA/inflammmatory arthritis, and RA medicationss in MIF ONLY; 5= Reports RA/inflammmatory arthritis, doesn't know/ref/no to RA medications; 6= doesn't know/ref to RA/inflammmatory arthritis, no RA medications; 7= doesn't know/ref to RA/inflammmatory arthritis, reports RA medications; 8=doesn't know/ref to RA/inflammmatory arthritis, doesn't know/ref/no to RA medications
Query ihpnr7 Integer Recommended Right hip pain: intermittent, past 7 days 0;1 0=No; 1=Yes
Query ckpnl7 Integer Recommended Left knee pain: constant, past 7 days 0;1 0=No; 1=Yes
Query reasw7 Integer Recommended 400-meter walk: not able to complete 10 laps, reported shortness of breath during walk 0;1 0=No; 1=Yes
Query bldraw2 Integer Recommended Phlebotomy: any blood drawn (repeat draw) 0;1 0=No; 1=Yes
Query reasw6 Integer Recommended 400-meter walk: not able to complete 10 laps, reported chest pain during walk 0;1 0=No; 1=Yes
Query phl_serum Integer Recommended Phlebotomy: which draw(s) serum obtained at 0::3 0= No sample collected at visit; 1= Sample at 1st collection only; 2= Sample at 2nd collection only; 3= Sample at 1st and 2nd collections serum
Query reasw9 Integer Recommended 400-meter walk: not able to complete 10 laps, reported knee pain during walk 0;1 0=No; 1=Yes
Query reasw8 Integer Recommended 400-meter walk: not able to complete 10 laps, reported feeling faint during walk 0;1 0=No; 1=Yes
Query reasw3 Integer Recommended 400-meter walk: not able to complete 10 laps, heart rate exceeded 135 bpm during walk and did not feel well 0;1 0=No; 1=Yes
Query reasw2 Integer Recommended 400-meter walk: not able to complete 10 laps, began walk but could not complete 0;1 0=No; 1=Yes
Query reasw5 Integer Recommended 400-meter walk: not able to complete 10 laps, reported felt too tired during walk 0;1 0=No; 1=Yes
Query reasw4 Integer Recommended 400-meter walk: not able to complete 10 laps, heart rate fell below 40 bpm during walk 0;1 0=No; 1=Yes
Query pa430cv Integer Recommended How often lift or move objects weighing 25 pounds or more by hand during a typical week, past 30 days 0::4 0= None; 1= One day per week or less; 2= 2-3 days per week; 3= 4-5 days per week; 4= Nearly every day or every day
Query bldraw1 Integer Recommended Phlebotomy: any blood drawn (first draw) 0;1 0=No; 1=Yes
Query rely1 Integer Recommended How reliable do you think participant's responses are 1::3 1= Very reliable; 2= Fairly reliable; 3= Not very reliable
Query ratest Integer Recommended RA Symptoms: ever had blood test for rheumatoid arthritis 0;1 0=No; 1=Yes
Query occam48 Integer Recommended Complementary and alternative (CAM) treatments: currently seeing ayurveda/biofeedback/chel therapy/ener heal/folk medicine/homeo/hypn/naturo practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query srephr Integer Recommended Ever have hip replacement surgery where all or part of joint was replaced, self-report 0::3 0= No; 1= Yes, self-report at baseline; 2= Yes, self-report at follow-up;3=Yes; self-report both hips
Query amd312 Integer Recommended Taken Enbrel (also called Etanercept) for arthritis, past 12 months 0;1 0=No; 1=Yes
Query retlpl Float Recommended Isometric strength: right knee extension, low production limit, time to produce to 30% of max force (sec)
Query hpnllb Integer Recommended Left hip pain, aching or stiffness location: lower back 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query cstsgl Integer Recommended Single chair stand 1::4 1= Stands without using arms; 2= Stands using arms; 3= Attempted, unable to stand; 4= Not attempted, unable
Query chpnl7 Integer Recommended Left hip pain: constant, past 7 days 0;1 0=No; 1=Yes
Query wlk20t1 Integer Recommended 20-meter walk: trial 1 result 1::3 1= Completed; 2= Not attempted, unable; 3= Attempted, unable to complete
Query wlk20t2 Integer Recommended 20-meter walk: trial 2 result 1::3 1= Completed; 2= Not attempted, unable; 3= Attempted, unable to complete
Query cam12 Integer Recommended Complementary and alternative (CAM) treatments: seen someone other than medical doctor or nurse, such as chiropractor or acupuncturist, specifically for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query acusnum Integer Recommended Complementary and alternative (CAM) treatments: how many times see acupressure practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query pa530 Integer Recommended Get in and out of squatting position 10 or more times during single day, past 30 days 0;1 0=No; 1=Yes
Query chircv Integer Recommended Complementary and alternative (CAM) treatments: seen chiropractic care practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query tmjepn1 Integer Recommended TMJ: jaw joint or in front of ear, first have pain or aching more than 6 months ago 0;1 0=No; 1=Yes
Query lrl Integer Recommended Left knee, ever have ligament repair surgery 0;1 0=No; 1=Yes
Query kinj Integer Recommended Eligibility Interview: Either knee, ever injured so badly difficult to walk for at least one week (used for study eligibility) 0;1 0=No; 1=Yes
Query el_stmed Integer Recommended Eligibility Interview: Participating in any research study that includes taking medications or supplements 0;1 0=No; 1=Yes stmed
Query lrr Integer Recommended Right knee, ever have ligament repair surgery 0;1 0=No; 1=Yes
Query amd1312 Integer Recommended Taken Orencia for arthritis, past 12 months 0;1 0=No; 1=Yes
Query kpnl12 Integer Recommended Left knee pain, aching or stiffness: any, past 12 months 0;1 0=No; 1=Yes
Query raia Integer Recommended Doctor ever said you have rheumatoid arthritis or other inflammatory arthritis 0;1 0=No; 1=Yes
Query menl3 Integer Recommended Left knee, how old at third meniscectomy
Query menl2 Integer Recommended Left knee, how old at second meniscectomy
Query locrcv Integer Recommended Right knee pain location: use tip of finger to point to location of pain or aching 0::5 0= No pain; 1= Pain localized; 2= Pain localized and regional; 3= Pain regional only; 4= Pain global only; 5= Unable to remember pain location
Query rfxpn Integer Recommended Isometric strength: right knee flexion, any knee pain during test 0;1 0=No; 1=Yes
Query mrcmp Integer Recommended Able to complete MRI scan 0;1 0=No; 1=Yes
Query menl1 Integer Recommended Left knee, how old at first meniscectomy
Query qovp1 Integer Recommended Phlebotomy: quality of venipuncture (first draw) 1;2 1= Clean; 2= Traumatic
Query qovp2 Integer Recommended Phlebotomy: quality of venipuncture (repeat draw) 1;2 1= Clean; 2= Traumatic
Query occam96 Integer Recommended Complementary and alternative (CAM) treatments: currently seeing ayurveda/biofeedback/folk medicine/hypnosis/naturopathy practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query hpnlil Integer Recommended Left hip pain, aching or stiffness location: groin/inside leg near hip 1::5 1= Groin/Inside leg near hip;2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query brac12 Integer Recommended Complementary and alternative (CAM) treatments: worn copper bracelets or used magnets for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query rfthrl Float Recommended Isometric strength: right knee flexion, high relaxation limit, time to relax to 90% of max force (sec)
Query menr12 Integer Recommended Right knee, have meniscectomy (where they repaired or cut away torn meniscus or cartilage), since last visit about 12 months ago 0;1 0=No; 1=Yes
Query nsaids Integer Recommended Used nonprescription NSAIDS (e.g., Aspirin, Ibuprofen) for joint pain or arthritis more than half the days of the month, past 30 days 0;1 0=No; 1=Yes
Query pa330cv Integer Recommended How often squat for 30 minutes or more during typical week, past 30 days 0::4 0= None; 1= One day per week or less; 2= 2-3 days per week; 3= 4-5 days per week; 4= Nearly every day or every day
Query hpnlfl Integer Recommended Left hip pain, aching or stiffness location: front of leg near hip 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query ckpnr7 Integer Recommended Right knee pain: constant, past 7 days 0;1 0=No; 1=Yes
Query chelcv Integer Recommended Complementary and alternative (CAM) treatments: seen chelation therapy practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query amd512 Integer Recommended Taken Arava (also called Leflunomide) for arthritis, past 12 months 0;1 0=No; 1=Yes
Query srgstat Integer Recommended Phlebotomy: completeness of recent surgery information 0::7 0= Surgery info thru 12 mo before MRI date; 1= Surgery info only thru 2 mo before MRI date; 2= 12-m info thru prescreen date, no planned surgery; 3= 12-m info thru prescreen date, surgery planned; 4= 2-m info thru prescreen date, no planned surgery; 5= 2-m info thru prescreen date, surgery planned; 6= Surgery info not collected; 7= Surgery info thru 12 mo as of clinic visit
Query rfmaxf Float Recommended Isometric strength: right knee flexion, MAX force (N)
Query biofnum Integer Recommended Complementary and alternative (CAM) treatments: how many times see biofeedback practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query rfthpl Float Recommended Isometric strength: right knee flexion, high production limit, time to produce 90% of max force (sec)
Query wlkafts Integer Recommended How much difficulty walking do you think people will still have after they have recovered from knee replacement surgery 0::4 0= None; 1= Mild; 2= Moderate; 3= Severe; 4= Extreme
Query raia12 Integer Recommended Doctor said you have rheumatoid arthritis or other inflammatory arthritis, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query dietcv Integer Recommended Complementary and alternative (CAM) treatments: currently following special food plan or diet for arthritis or joint pain 0;1 0=No; 1=Yes
Query svxrrkr Integer Recommended Right knee baseline x-ray: evidence of knee replacement 0;1 0=No; 1=Yes
Query momkrcv Integer Recommended Mother had knee replacement surgery 0;1 0=No; 1=Yes
Query llback Float Recommended Isometric strength: left leg chair and transducer settings, back support (cm)
Query lkpfcre Integer Recommended Left knee exam: patello-femoral crepitus present on exam 0;1 0=No; 1=Yes
Query lkp30cv Integer Recommended Left knee pain, aching or stiffness: any, past 30 days 0;1 0=No; 1=Yes
Query hpnldk Integer Recommended Left hip pain, aching or stiffness location: don't know 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query homecur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing homeopathy/homeopathic treatment practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query bpterm Integer Recommended Blood pressure: was measurement terminated because MIL is >=300 mm Hg after second reading 0;1 0=No; 1=Yes
Query otsurgl Integer Recommended Left knee, ever have any other kind of surgery 0;1 0=No; 1=Yes
Query otsurgr Integer Recommended Right knee, ever have any other kind of surgery 0;1 0=No; 1=Yes
Query pa230 Integer Recommended Kneel 30 minutes or more during single day, past 30 days 0;1 0=No; 1=Yes
Query rethrl Float Recommended Isometric strength: right knee extension, high relaxation limit, time to relax to 90% of max force (sec)
Query pa130nm Integer Recommended How many flights of stairs have you climbed up, past 7 days (one flight equals 10 steps) 1::9 1= Less than one flight; 2= 1 to 2 flights; 3= 3 to 4 flights; 4= 5 to 6 flights; 5= More than 6 flights; 6=7 to 8 flights; 7=9 to 14 flights; 8= 15 to 21 flights; 9= >22 flights pa130nf
Query hpnr12 Integer Recommended Right hip pain, aching or stiffness: any, past 12 months (includes pain in groin and in front and sides of upper thigh) 0;1 0=No; 1=Yes
Query rkpatpn Integer Recommended Right knee exam: patellar quadriceps tendinitis, pain/tenderness at any four sites 0;1 0=No; 1=Yes
Query lexwhy5 Integer Recommended Isometric strength: left knee extension, not able to complete measurements, other 0;1 0=No; 1=Yes
Query ota12cv Integer Recommended Doctor said you had some other type of arthritis, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query mrib4 Integer Recommended Ever had MRI before 0;1 0=No; 1=Yes
Query lexwhy2 Integer Recommended Isometric strength: left knee extension, not able to complete measurements, equipment problems 0;1 0=No; 1=Yes
Query lexwhy1 Integer Recommended Isometric strength: left knee extension, not able to complete measurements, knee pain 0;1 0=No; 1=Yes
Query tmjf30d Integer Recommended TMJ: across face or cheek, how many days had pain or aching, past 30 days
Query lexwhy4 Integer Recommended Isometric strength: left knee extension, not able to complete measurements, participant refused 0;1 0=No; 1=Yes
Query lexwhy3 Integer Recommended Isometric strength: left knee extension, not able to complete measurements, participant fatigue 0;1 0=No; 1=Yes
Query isoreq Integer Recommended Isometric strength: measurement required 0;1 0=No; 1=Yes
Query doxycyc Integer Recommended Used Doxycycline (includes Vibra-Tabs, Doryx, Adoxa...) for joint pain or arthritis more than half the days of the month, past 30 days 0;1 0=No; 1=Yes
Query amd712 Integer Recommended Taken prednisone, steroid or glucocorticoid pills by mouth for arthritis, past 12 months 0;1 0=No; 1=Yes
Query rajs1hr Integer Recommended RA symptoms: ever had joint stiffness in any joints lasting at least one hour in the morning 0;1 0=No; 1=Yes
Query restt10 Integer Recommended 400-meter walk: rest stop #10 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query yoga12 Integer Recommended Complementary and alternative (CAM) treatments: do any health or special movement activity, such as Tai Chi, Yoga, Chi Gong or Pilates, for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query pa430 Integer Recommended Lift or move objects weighing 25 pounds or more by hand during single day, past 30 days 0;1 0=No; 1=Yes
Query tmjf30a Integer Recommended TMJ: across face or cheek, how many days pain or aching keep from doing usual activities (e.g., work, school...), past 30 days
Query kpmed Integer Recommended Either knee, used medication for pain, aching or stiffness, past 12 months 0;1 0=No; 1=Yes
Query iplhp6 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip intermittent pain: how upset or worried by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iplhp5 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip intermittent pain: how frustrated or annoyed by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iplhp8 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip intermittent pain: how often occur after specific trigger 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query iplhp7 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip intermittent pain: how often come on without warning 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query hr1 Integer Recommended How heard about OAI: brochure 0;1 0=No; 1=Yes
Query biofcv Integer Recommended Complementary and alternative (CAM) treatments: seen biofeedback practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query hr3 Integer Recommended How heard about OAI: flyer 0;1 0=No; 1=Yes
Query hr2 Integer Recommended How heard about OAI: doctor 0;1 0=No; 1=Yes
Query hr5 Integer Recommended How heard about OAI: mail 0;1 0=No; 1=Yes
Query otslinj Integer Recommended Left knee, was at least one other surgery to repair an injury 0;1 0=No; 1=Yes
Query hr4 Integer Recommended How heard about OAI: friend/family 0;1 0=No; 1=Yes
Query hysage Integer Recommended How old when had hysterectomy
Query hr7 Integer Recommended How heard about OAI: radio advertisement 0;1 0=No; 1=Yes
Query iplhp2 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip intermittent pain: how frequent, past 7 days 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query hr6 Integer Recommended How heard about OAI: newspaper 0;1 0=No; 1=Yes
Query rethpl Float Recommended Isometric strength: right knee extension, high production limit, time to produce to 90% of max force (sec)
Query iplhp1 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip intermittent pain: how intense most severe pain been, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query hr9 Integer Recommended How heard about OAI: other 0;1 0=No; 1=Yes
Query iplhp4 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip intermittent pain: how much affected overall quality of life, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query hr8 Integer Recommended How heard about OAI: television 0;1 0=No; 1=Yes
Query iplhp3 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip intermittent pain: how much affected sleep, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query hourwk Integer Recommended When worked how many hours per week usually work, past 12 months (include any overtime hours usually worked)
Query rpn400w Integer Recommended 400-meter walk: right knee pain during walk 0;1 0=No; 1=Yes
Query rexcmp2 Integer Recommended Isometric strength: right knee extension, able to complete at least 2 good trials 0;1 0=No; 1=Yes
Query krsla Integer Recommended Left knee, how old when first had replaced
Query rlhoriz Float Recommended Isometric strength: right leg chair and transducer settings, horizontal bar (knee angle fix) (cm)
Query remaxf Float Recommended Isometric strength: right knee extension, MAX force (N)
Query hpnrol Integer Recommended Right hip pain, aching or stiffness location: outside of leg near hip 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query testuse Integer Recommended Last time used male hormone or testosterone (men only), past 6 months 1::3 1= Less than 1 month ago; 2= 1-2 months ago; 3= 3-6 months ago
Query stepst1 Integer Recommended 20-meter walk: trial 1 number of steps
Query artlinj Integer Recommended Left knee, was at least one arthroscopy to repair injury 0;1 0=No; 1=Yes
Query stepst2 Integer Recommended 20-meter walk: trial 2 number of steps
Query ksurgl Integer Recommended Left knee, ever have surgery or arthroscopy 0;1 0=No; 1=Yes
Query svrkmi Integer Recommended Right knee baseline x-ray: evidence of knee metal artifacts 0;1 0=No; 1=Yes
Query illcrcv Integer Recommended Right knee pain location: localized, inferior lateral, today or past 0::2 0= No pain; 1= Today; 2= Past
Query ksurgr Integer Recommended Right knee, ever have surgery or arthroscopy 0;1 0=No; 1=Yes
Query hpnrlb Integer Recommended Right hip pain, aching or stiffness location: lower back 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query rexcomp Integer Recommended Isometric strength: right knee extension, able to complete (3) measurements 0;1 0=No; 1=Yes
Query test Integer Recommended Used male hormone or testosterone (injection, patch, or rubbed on skin) (men only), past 6 months 0;1 0=No; 1=Yes
Query hrs Integer Recommended Ever had hip replacement surgery where all or part of joint was replaced 0;1 0=No; 1=Yes
Query kpnlevy Integer Recommended Left knee pain, aching or stiffness: started about how many years ago 1;2;5 1= 1 year or less; 2= 2 to 5 years; 5= More than 5 years
Query llvert Float Recommended Isometric strength: left leg chair and transducer settings, vertical bar (height) (cm)
Query rkeffpt Integer Recommended Right knee exam: effusion, patellar tap positive 0::2 0=No; 1=Yes; 2=Too tender to examine
Query lfxp1cv Integer Recommended Isometric strength: left knee flexion, severity of pain 0::3 0=None; 1=Mild; 2= Moderate; 3=Severe
Query bispyrs Integer Recommended How many years take bisphosphonates
ssdate Date Recommended MRI:Date MRI Safety Screener completed
Query artr12 Integer Recommended Right knee, have arthroscopy (where they put a scope in knee), since last visit about 12 months ago 0;1 0=No; 1=Yes
Query amd912 Integer Recommended Taken Kineret (also called Anakinra) for arthritis, past 12 months 0;1 0=No; 1=Yes
Query cnc15 Integer Recommended Cancer type: skin, self-reported 0;1 0=No; 1=Yes
Query lexp1cv Integer Recommended Isometric strength: left knee extension, severity of pain 0::3 0=None; 1=Mild; 2= Moderate; 3=Severe
Query masscur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing massage practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query cnc13 Integer Recommended Cancer type: prostate, self-reported 0;1 0=No; 1=Yes
Query cnc14 Integer Recommended Cancer type: rectal, self-reported 0;1 0=No; 1=Yes
Query injl12 Integer Recommended Left knee, injured badly enough to limit ability to walk for at least two days, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query cstrep1 Integer Recommended Repeated chair stands: trial 1 1::4 1= Completes 5 stands without using arms; 2= Stands using arms; 3= Attempted, unable to complete; 4= Not attempted, unable
Query cstrep2 Integer Recommended Repeated chair stands: trial 2 1::4 1= Completes 5 stands without using arms; 2= Stands using arms; 3= Attempted, unable to complete; 4= Not attempted, unable
Query jbmp Integer Recommended Observe obvious hard bumps on joints closest to fingertips 0;1 0=No; 1=Yes
Query imlclcv Integer Recommended Left knee pain location: localized, inferior medial, today or past 0::2 0= No pain; 1= Today; 2= Past
Query amd1012 Integer Recommended Taken Humira (also called Adalimumab) for arthritis, past 12 months 0;1 0=No; 1=Yes
Query sreplkr Integer Recommended Left knee, ever have replacement surgery where all or part of joint was replaced, x-ray evidence or self-report 0::2 0= No; 1= Yes, x-ray evidence at baseline; 2= Yes, self-report at follow-up
Query bmicat Integer Recommended Body mass index categories 1::5 1= Underweight (BMI below 18.5); 2= Healthy (BMI of 18.5 to 24.9); 3= Overweight (BMI of 25.0 to 29.9); 4= Obese (BMI of 30.0 to 39.9); 5= Morbidly obese (BMI over 40)
Query kpact30 Integer Recommended Either knee, limit activities due to pain, aching or stiffness, past 30 days 0;1 0=No; 1=Yes
Query hpnrb Integer Recommended Right hip pain, aching or stiffness location: buttocks 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query cncr3 Integer Recommended Eligibility Interview: Treated for cancer or been told by doctor that you had cancer or malignant tumor, past 3 years 0;1 0=No; 1=Yes
Query krsra Integer Recommended Right knee, how old when first had replaced
Query hpnr7 Integer Recommended Right hip pain: any, past 7 days 0;1 0=No; 1=Yes
Query strinjr Integer Recommended Right knee steroid injection, past 6 months 0;1 0= No injection received; 1= Injection received
Query glcfqcv Integer Recommended Glucosamine frequency of use, past 6 months 0::4 0= None; 1= One day per week or less; 2= 2-3 days per week; 3= 4-5 days per week; 4= Nearly every day or every day
Query sllcrcv Integer Recommended Right knee pain location: localized, superior lateral, today or past 0::2 0= No pain; 1= Today; 2= Past
Query strinjl Integer Recommended Left knee steroid injection, past 6 months 0;1 0= No injection received; 1= Injection received
Query relacv Integer Recommended Complementary and alternative (CAM) treatments: currently do relaxation or mind-body activities for arthritis or joint pain 0;1 0=No; 1=Yes
Query lklttpn Integer Recommended Left knee exam: lateral tibiofemoral pain/tenderness present on exam 0;1 0=No; 1=Yes
Query injl Integer Recommended Left knee, ever injured badly enough to limit ability to walk for at least two days 0;1 0=No; 1=Yes
Query multst1 Integer Recommended Phlebotomy: traumatic venipuncture, multiple sticks (first draw) 0;1 0=No; 1=Yes
Query multst2 Integer Recommended Phlebotomy: traumatic venipuncture, multiple sticks (repeat draw) 0;1 0=No; 1=Yes
Query injr Integer Recommended Right knee, ever injured badly enough to limit ability to walk for at least two days 0;1 0=No; 1=Yes
Query illclcv Integer Recommended Left knee pain location: localized, inferior lateral, today or past 0::2 0= No pain; 1= Today; 2= Past
Query chon Integer Recommended Used chondroitin sulfate for joint pain or arthritis, past 6 months 0;1 0=No; 1=Yes
Query rfxcmp2 Integer Recommended Isometric strength: right knee flexion, able to complete at least 2 good trials 0;1 0=No; 1=Yes
Query bisphos Integer Recommended Taken bisphosphonate medication (includes alendronate, risedronate...) to treat osteoporosis or Paget's disease, past 5 years 0;1 0=No; 1=Yes
Query transet Integer Recommended Isometric strength: chair and transducer settings for left leg same as right leg settings 0;1 0=No; 1=Yes
Query folknum Integer Recommended Complementary and alternative (CAM) treatments: how many times see folk medicine practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query mreglcv Integer Recommended Left knee pain location: regional, medial, today or past 0::2 0= No pain; 1= Today; 2= Past
Query hpnril Integer Recommended Right hip pain, aching or stiffness location: groin/inside leg near hip 1::5 1= Groin/Inside leg near hip;2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query lkeffb Integer Recommended Left knee exam: effusion, bulge sign positive 0;1 0=No; 1=Yes
Query hpnrfl Integer Recommended Right hip pain, aching or stiffness location: front of leg near hip 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query laxtl Integer Recommended Left knee exam: laxity present on exam 0::2 0= No; 1= Mild; 2= Moderate/Severe;
Query rubcv Integer Recommended Complementary and alternative (CAM) treatments: currently using rubs, lotions, liniments, creams or oils for arthritis or joint pain 0;1 0=No; 1=Yes
Query bpdias Integer Recommended Blood pressure: diastolic (mm Hg)
Query rlwgt Integer Recommended Isometric strength: right leg weight (N)
Query restt9 Integer Recommended 400-meter walk: rest stop #9 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query sreplhr Integer Recommended Left hip, ever have replacement surgery where all or part of joint was replaced, self-report 0::2 0= No; 1= Yes, self-report at baseline; 2= Yes, self-report at follow-up
Query restt8 Integer Recommended 400-meter walk: rest stop #8 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query fu_reason Integer Recommended Reason follow-up contact missed 1::20 1= Illness/health problem(s); 2= Hearing difficulties; 3= Cognitive difficulties; 4= In nursing home/long-term care facility; 5= Too busy; time and/or work conflict; 6= Caregiving responsibilities; 7= Physician's advice; 8= Family member's advice; 9= Clinic too far/travel time; 10= Moved out of area; 11= Travelling/on vacation; 12= Personal problem(s); 13= Unable to contact/unable to locate; 14= Refused to give reason; 15= Modified FU regimen/fewer contacts; 16= Withdrew from study/withdrew consent; 17= Deceased; 18= Other; 19= Multiple cancellations/no shows; 20= Not interested this yea reason
Query restt5 Integer Recommended 400-meter walk: rest stop #5 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query restt4 Integer Recommended 400-meter walk: rest stop #4 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query restt7 Integer Recommended 400-meter walk: rest stop #7 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query hyinjcv Integer Recommended Either knee, hyaluronic acid injection (Synvisc/Hyalgan), past 6 months 0;1 0=No; 1=Yes
Query restt6 Integer Recommended 400-meter walk: rest stop #6 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query restt1 Integer Recommended 400-meter walk: rest stop #1 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query injr3 Integer Recommended Right knee, how old at third injury
Query restt3 Integer Recommended 400-meter walk: rest stop #3 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query injr2 Integer Recommended Right knee, how old at second injury
Query restt2 Integer Recommended 400-meter walk: rest stop #2 1::5 1= <30 sec; 2= 30 sec; 3= 31-59 sec; 4= 60 sec; 5= >60 sec (test stopped)
Query injr1 Integer Recommended Right knee, how old at first injury
Query cplhp3 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip constant pain: how much affected overall quality of life, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cplhp4 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip constant pain: how frustrated or annoyed by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query injr12 Integer Recommended Right knee, injured badly enough to limit ability to walk for at least two days, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query cplhp5 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip constant pain: how upset or worried by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query smlclcv Integer Recommended Left knee pain location: localized, superior medial, today or past 0::2 0= No pain; 1= Today; 2= Past
Query brohrcv Integer Recommended Brother had hip replacement surgery 0;1 0=No; 1=Yes
Query menl Integer Recommended Left knee, ever have meniscectomy (where they repaired or cut away torn meniscus or cartilage) 0;1 0=No; 1=Yes
Query cplhp1 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip constant pain: how intense, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cplhp2 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left hip constant pain: how much affected sleep, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query gnrh Integer Recommended Received GnRH antagonist injections (such as Antagon, Cetrotide, Lupron) to treat vaginal bleeding/prostate cancer, past 6 months 0;1 0=No; 1=Yes
Query menr Integer Recommended Right knee, ever have meniscectomy (where they repaired or cut away torn meniscus or cartilage) 0;1 0=No; 1=Yes
Query reasw13 Integer Recommended 400-meter walk: not able to complete 10 laps, sat down during walk 0;1 0=No; 1=Yes
Query reasw14 Integer Recommended 400-meter walk: not able to complete 10 laps, more than 15 minutes elapsed from start of test 0;1 0=No; 1=Yes
Query reasw15 Integer Recommended 400-meter walk: not able to complete 10 laps, refused 0;1 0=No; 1=Yes
Query reasw16 Integer Recommended 400-meter walk: not able to complete 10 laps, other 0;1 0=No; 1=Yes
Query bpdk Integer Recommended Back pain location, don't know 0;1 0=No; 1=Yes
Query reasw10 Integer Recommended 400-meter walk: not able to complete 10 laps, reported hip pain during walk 0;1 0=No; 1=Yes
Query reasw11 Integer Recommended 400-meter walk: not able to complete 10 laps, reported calf pain during walk 0;1 0=No; 1=Yes
Query laxtr Integer Recommended Right knee exam: laxity present on exam 0::2 0= No; 1= Mild; 2= Moderate/Severe;
Query reasw12 Integer Recommended 400-meter walk: not able to complete 10 laps, reported back pain during walk 0;1 0=No; 1=Yes
Query svxrelk Integer Recommended Baseline knee x-ray: knee(s) eligible for MRI based on x-ray 0::3 0= Neither; 1= Right; 2= Left; 3= Both
Query ainjl12 Integer Recommended Left knee, was arthroscopy to repair injury 0;1 0=No; 1=Yes
Query lkabpn Integer Recommended Left knee exam: anserine bursa, pain/tenderness present on exam 0;1 0=No; 1=Yes
Query hys Integer Recommended Ever had a hysterectomy (surgery to remove uterus or womb) 0;1 0=No; 1=Yes
Query acuscv Integer Recommended Complementary and alternative (CAM) treatments: seen acupressure practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query hpnrdk Integer Recommended Right hip pain, aching or stiffness location: don't know 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query diet12 Integer Recommended Complementary and alternative (CAM) treatments: follow special food plan or diet, such as a vegetarian or low-fat diet, for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query pthuse Integer Recommended Last time had parathyroid hormone or PTH injection, past 6 months 1::3 1= Less than 1 month ago; 2= 1-2 months ago; 3= 3-6 months ago
Query hrb4wlk Integer Recommended 400-meter walk: heart rate before walk
Query ov1age Integer Recommended How old when ovary/ovaries removed (first surgery)
Query lkmttpn Integer Recommended Left knee exam: medial tibiofemoral pain/tenderness present on exam 0;1 0=No; 1=Yes
Query kpllelg Integer Recommended Left knee pain location: any pain or aching, past 30 days 0;1 0=No; 1=Yes
Query menrinj Integer Recommended Right knee, was at least one meniscectomy to repair an injury 0;1 0=No; 1=Yes
Query rpavg Integer Recommended Radial pulse: average beats per minute
Query hrsl12 Integer Recommended Left hip, had replaced, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query hpnlb Integer Recommended Left hip pain, aching or stiffness location: buttocks 2::5 2=outside of leg near hip; 3=Front of leg near hip; 4= buttocks; 5=lower back
Query kninj Integer Recommended Either knee, injections for treatment of arthritis, past 6 months 0;1 0=No; 1=Yes
Query rexp1cv Integer Recommended Isometric strength: right knee extension, severity of pain 0::3 0=None; 1=Mild; 2= Moderate; 3=Severe
Query w400mcmp Integer Recommended 400-meter walk: completion status 1::5 1= Completed test without stopping; 2= Completed test with one or more rests; 3= Attempted, unable to complete; 4= Not attempted, excluded; 5= Not attempted, other 400mcmp
Query gnrhuse Integer Recommended Last time had GnRH antagonist injection, past 6 months 1::3 1= Less than 1 month ago; 2= 1-2 months ago; 3= 3-6 months ago
Query enrexcp Integer Recommended Participant has enrollment exception 0;1 0=No; 1=Yes
Query lkpatpn Integer Recommended Left knee exam: patellar quadriceps tendinitis, pain/tenderness at any four sites 0;1 0=No; 1=Yes
Query bpb Integer Recommended Back pain location, buttocks 0;1 0=No; 1=Yes
Query hpnl7 Integer Recommended Left hip pain: any, past 7 days 0;1 0=No; 1=Yes
Query lexcomp Integer Recommended Isometric strength: left knee extension, able to complete (3) measurements 0;1 0=No; 1=Yes
Query krs3 Integer Recommended Either knee, considering knee replacement surgery, next 3 years 0;1 0=No; 1=Yes
Query hrsloa Integer Recommended Left hip replacement reason, osteoarthritis or degenerative arthritis 0;1 0=No; 1=Yes hrloa12
Query gluc Integer Recommended Used glucosamine for joint pain or arthritis, past 6 months 0;1 0=No; 1=Yes
Query rkpgdpn Integer Recommended Right knee exam: patellar grind, painful or tender behind knee cap 0;1 0=No; 1=Yes
Query kgway Integer Recommended Either knee, felt knee(s) might suddenly 'give way,' past 30 days 0::5 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Most of the time; 5= All of the time
Query fonespl Integer Recommended Left knee pain location: use fingertip to point to just one or two spots of pain/aching 0;1 0=No; 1=Yes
Query lexcmp2 Integer Recommended Isometric strength: left knee extension, able to complete at least 2 good trials 0;1 0=No; 1=Yes
Query capsncv Integer Recommended Complementary and alternative (CAM) treatments: currently using Capsaicin (pepper cream) for arthritis or joint pain 0;1 0=No; 1=Yes
Query w400excl Integer Recommended 400-meter walk: reason excluded (calc) 0::9 0= Not excluded; 1= Could not complete 20-m walk; 2= Excluded for heart rate; 3= Excluded for systolic bp; 4= Excluded for diastolic bp; 5= Excluded for other reason; 6= Excluded for walker/quad cane use; 7= Excluded for angina/shortness of breath; 8= Excluded, recent hosp, surg, cardiovasc; 9= Did not feel safe walking 400excl
Query fonespr Integer Recommended Right knee pain location: use fingertip to point to just one or two spots of pain/aching 0;1 0=No; 1=Yes
Query sob400w Integer Recommended 400-meter walk: type of discomfort, shortness of breath 0;1 0=No; 1=Yes
Query caneuse Integer Recommended 400-meter walk: use cane 0;1 0=No; 1=Yes
Query ohcam96 Integer Recommended Complementary and alternative (CAM) treatments: seen ayurveda/biofeedback/folk medicine/hypnosis/naturopathy practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query urncoll Integer Recommended Urine collection: which sample collection(s) specimen obtained at 0::3 0= No sample collected at visit; 1= Sample at 1st collection only; 2= Sample at 2nd collection only; 3= Sample at 1st and 2nd collections
Query ekrsl Integer Recommended Isometric strength: left knee, ever had knee replacement surgery 0;1 0=No; 1=Yes
Query artr3 Integer Recommended Right knee, how old at third arthroscopy
Query ekrsr Integer Recommended Isometric strength: right knee, ever had knee replacement surgery 0;1 0=No; 1=Yes
Query coxibs Integer Recommended Used COXIBS (e.g., Bextra, Celebrex...) for joint pain or arthritis more than half the days of the month, past 30 days 0;1 0=No; 1=Yes
Query maxcirc Integer Recommended Abdominal circumference: was maximal circumference (greatest protuberance) below the measured circumference 0;1 0=No; 1=Yes
Query artr1 Integer Recommended Right knee, how old at first arthroscopy
Query otsrinj Integer Recommended Right knee, was at least one other surgery to repair an injury 0;1 0=No; 1=Yes
Query artr2 Integer Recommended Right knee, how old at second arthroscopy
Query krsl Integer Recommended Left knee, ever have replacement where all or part of joint was replaced 0;1 0=No; 1=Yes
Query famkr Integer Recommended Mother, father, sister, or brother (blood relative) had knee replacement surgery for arthritis, where all or part of knee joint replaced 0;1 0=No; 1=Yes
Query krsr Integer Recommended Right knee, ever have replacement surgery where all or part of joint was replaced 0;1 0=No; 1=Yes
Query kpr12cv Integer Recommended Right knee pain, aching or stiffness: more than half the days of a month, past 12 months 0;1 0=No; 1=Yes
Query lfthrl Float Recommended Isometric strength: left knee flexion, high relaxation limit, time to relax to 90% of max force (sec)
Query rkp30cv Integer Recommended Right knee pain, aching or stiffness: any, past 30 days 0;1 0=No; 1=Yes
Query ksrgl12 Integer Recommended Left knee, have surgery or arthroscopy, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query svlkost Integer Recommended Left knee baseline x-ray: evidence of knee osteophytes 0::2 0=none; 1=possible, minute; 2=definite (OARSI grade 1-3)
Query lesfp Float Recommended Isometric strength: left knee extension, speed of force relaxation (N/s)
Query lesfr Float Recommended Isometric strength: left knee extension, speed of force relaxation (N/s)
Query artl12 Integer Recommended Left knee, have arthroscopy (where they put a scope in knee), since last visit about 12 months ago 0;1 0=No; 1=Yes
Query rkeffb Integer Recommended Right knee exam: effusion, bulge sign positive 0;1 0=No; 1=Yes
Query bpmb Integer Recommended Back pain location, middle back 0;1 0=No; 1=Yes
Query bkrgrcv Integer Recommended Right knee pain location: regional, back of knee, today or past 0::2 0= No pain; 1= Today; 2= Past
Query famhr Integer Recommended Mother, father, sister, or brother (blood relative) had hip replacement surgery for arthritis, where all or part of hip joint replaced 0;1 0=No; 1=Yes
Query rakn6l Integer Recommended RA symptoms: left knee swelling, ever had lasting more than 6 weeks 0;1 0=No; 1=Yes
Query confrec Integer Recommended MRI:Does participant have medical documentation that confirms it is safe to have MRI 0::2 0= No, MRI unsafe or documentation NA; 1= Yes, safety confirmed; 2= MRI safety unconfirmed
Query cmdk Integer Recommended Eligibility Interview: Doctor said cancer spread to other parts of body: don't know 0;1 0=No; 1=Yes
Query rakn6r Integer Recommended RA symptoms: right knee swelling, ever had lasting more than 6 weeks 0;1 0=No; 1=Yes
Query imlcrcv Integer Recommended Right knee pain location: localized, inferior medial, today or past 0::2 0= No pain; 1= Today; 2= Past
Query bplb Integer Recommended Back pain location, lower back 0;1 0=No; 1=Yes
Query ojpnrw Integer Recommended Right wrist pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query ojpnrs Integer Recommended Right shoulder pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query visityp Integer Recommended Type of follow-up contact 0::5 0= No follow-up contact; 1= Clinic visit; 2= Telephone interview only;3= Other; 4= Close-out follow-up interview; 5= Mailed self-administered questionnaire
Query folkcur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing folk medicine practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query rexp2cv Integer Recommended Isometric strength: right knee extension, knee pain prevent from pushing as hard as can 0::2 0= No pain; 1= No, pain did not prevent pushing hard; 2= Yes, pain prevented pushing hard
Query lemaxf Float Recommended Isometric strength: left knee extension, MAX force (N)
Query mritem3 Integer Recommended MRI:Any items in Question #3 marked yes, don't know or refused 0;1 0=No; 1=Yes
Query sreprkr Integer Recommended Right knee, ever have replacement surgery where all or part of joint was replaced, x-ray evidence or self-report 0::2 0= No; 1= Yes, x-ray evidence at baseline; 2= Yes, self-report at follow-up
Query ojpnre Integer Recommended Right elbow pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query lethpl Float Recommended Isometric strength: left knee extension, high production limit, time to produce to 90% of max force (sec)
Query pnmedt Integer Recommended Take any pain medication today (include both prescription and over-the-counter medications for any type of pain) 0;1 0=No; 1=Yes
Query ojpnrf Integer Recommended Right foot pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
svdate Date Recommended Date Screening Visit completed
Query ojpnrh Integer Recommended Right hand/finger pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query ojpnra Integer Recommended Right ankle pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query spir12 Integer Recommended Complementary and alternative (CAM) treatments: do spiritual activities (e.g., prayer, laying on of hands, healing circles, or faith healing) for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query enrcr4 Integer Recommended Exception to eligibility criteria, minimum urine collection requirements for enrollment not met 0;1 0=No; 1=Yes
Query enrcr5 Integer Recommended Exception to eligibility criteria, minimum baseline requirements met but outside of designated window 0;1 0=No; 1=Yes
Query enrcr6 Integer Recommended Exception to eligibility criteria, did not fulfill risk-factor eligibility criteria for assigned cohort 0;1 0=No; 1=Yes
Query enrcr1 Integer Recommended Exception to eligibility criteria, no acceptable screening knee x-ray, can be for cohort assignment only 0;1 0=No; 1=Yes
Query enrcr2 Integer Recommended Exception to eligibility criteria, minimum MRI requirements for enrollment not met 0;1 0=No; 1=Yes
Query enrcr3 Integer Recommended Exception to eligibility criteria, minimum blood collection requirements for enrollment not met 0;1 0=No; 1=Yes
Query rlback Float Recommended Isometric strength: right leg chair and transducer settings, back support (cm)
Query acutcur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing acupuncture practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query rfxcomp Integer Recommended Isometric strength: right knee flexion, able to complete (3) measurements 0;1 0=No; 1=Yes
Query kplrelg Integer Recommended Right knee pain location: any pain or aching, past 30 days 0;1 0=No; 1=Yes
Query narcot_pain Integer Recommended Used strong prescription pain medications (e.g., narcotics) for joint pain or arthritis more than half the days of the month, past 30 days 0;1 0=No; 1=Yes narcot
Query pmrkrcv Integer Recommended Right knee pain: severity, past 30 days(calc) 0::10 0=No pain; 10=Pain as bad as you can imagine
Query lfxpn Integer Recommended Isometric strength: left knee flexion, any knee pain during test 0;1 0=No; 1=Yes
Query otsl1 Integer Recommended Left knee, how old at first other surgery
Query lpwkprv Integer Recommended 400-meter walk: left knee pain prevent walking at usual pace 0;1 0=No; 1=Yes
Query lfxwhy1 Integer Recommended Isometric strength: left knee flexion, not able to complete measurements, knee pain 0;1 0=No; 1=Yes
Query otsl2 Integer Recommended Left knee, how old at second other surgery
Query otsl3 Integer Recommended Left knee, how old at third other surgery
Query lfxwhy4 Integer Recommended Isometric strength: left knee flexion, not able to complete measurements, participant refused 0;1 0=No; 1=Yes
Query calldoc Integer Recommended 400-meter walk eligibility: had to see or call doctor for worsening angina (chest or heart pain) or worsening shortness of breath, past 3 months 0;1 0=No; 1=Yes
Query lfxwhy5 Integer Recommended Isometric strength: left knee flexion, not able to complete measurements, other 0;1 0=No; 1=Yes
Query lfxwhy2 Integer Recommended Isometric strength: left knee flexion, not able to complete measurements, equipment problems 0;1 0=No; 1=Yes
Query lfxwhy3 Integer Recommended Isometric strength: left knee flexion, not able to complete measurements, participant fatigue 0;1 0=No; 1=Yes
Query w20comp Integer Recommended 400-meter walk eligibility: able to complete trial 1 and trial 2 of the 20-meter walk 0;1 0=No; 1=Yes
Query ikpnl7 Integer Recommended Left knee pain: intermittent, past 7 days 0;1 0=No; 1=Yes
Query amd212 Integer Recommended Taken Plaquenil (also called Hydroxychloroquine) for arthritis, past 12 months 0;1 0=No; 1=Yes
Query chelcur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing chelation therapy practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query ohcam48 Integer Recommended Complementary and alternative (CAM) treatments: seen ayurveda/biofeedback/chelation therapy/energy heal/folk medicine/homeo/hypno/naturo practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query lethrl Float Recommended Isometric strength: left knee extension, high relaxation limit, time to relax to 90% of max force (sec)
Query mrastk3 Integer Recommended MRI:Any asterisked items in Question #3 marked yes, don't know or refused 0;1 0=No; 1=Yes
Query hpr12cv Integer Recommended Right hip pain, aching or stiffness: more than half the days of a month, past 12 months 0;1 0=No; 1=Yes
Query kpnrevy Integer Recommended Right knee pain, aching or stiffness: started about how many years ago 1;2;5 1= 1 year or less; 2= 2 to 5 years; 5= More than 5 years
Query pregrcv Integer Recommended Right knee pain location: regional, patella, today or past 0::2 0= No pain; 1= Today; 2= Past
Query kglrs Integer Recommended Considering all ways knee pain and arthritis affect you, how are you doing today? 0::10 0=Very poor; 10=Very good
Query srqwt Integer Recommended MRI:Does the surgery or procedure require 2-month wait before MRI 0;1 0=No; 1=Yes
Query sreprhr Integer Recommended Right hip, ever have replacement surgery where all or part of joint was replaced, self-report 0::2 0= No; 1= Yes, self-report at baseline; 2= Yes, self-report at follow-up
Query bpcfsz Integer Recommended Blood pressure: what cuff size used 1::4 1= Small; 2= Regular; 3= Large; 4= X-large/Thigh
Query lpwktyp Integer Recommended 400-meter walk: left knee pain mild, moderate or severe 1::3 1=Mild; 2= Moderate; 3=Severe
Query svlkmi Integer Recommended Left knee baseline x-ray: evidence of knee metal artifacts 0;1 0=No; 1=Yes
Query bparm Integer Recommended Blood pressure: what arm used to take measurement 1;2 1=Right; 2= Left
Query rlvert Float Recommended Isometric Strength: right leg chair and transducer settings, vertical bar (height) (cm)
Query w20mpace Float Recommended 20-meter walk: pace (m/sec) 20mpace
Query rkpfcre Integer Recommended Right knee exam: patello-femoral crepitus present on exam 0;1 0=No; 1=Yes
Query ohcam24 Integer Recommended Complementary and alternative (CAM) treatments: seen ayurveda/chelation therapy/folk medicine/homeopathy/hypnosis/naturopathy practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query raft6r Integer Recommended RA symptoms: right fingers or thumb swelling, ever had lasting more than 6 weeks 0;1 0=No; 1=Yes
Query smlcrcv Integer Recommended Right knee pain location: localized, superior medial, today or past 0::2 0= No pain; 1= Today; 2= Past
Query raft6l Integer Recommended RA symptoms: left fingers or thumb swelling, ever had lasting more than 6 weeks 0;1 0=No; 1=Yes
Query rkabpn Integer Recommended Right knee exam: anserine bursa, pain/tenderness present on exam 0;1 0=No; 1=Yes
Query bp30 Integer Recommended Any back pain, past 30 days 0;1 0=No; 1=Yes
Query smrielg Integer Recommended MRI:Based on MRI Safety Screener, is participant eligible for MRI 0::3 0= No. NOT eligible for an MRI scan; 1= Yes; 2= Decision pending; 3= No. Recontact
Query discomf Integer Recommended 400-meter walk: any discomfort 0;1 0=No; 1=Yes
Query vcoll1 Integer Recommended Phlebotomy: traumatic venipuncture, vein collapse (first draw) 0;1 0=No; 1=Yes
Query ojpnlw Integer Recommended Left wrist pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query hyalkn Integer Recommended Which knee, injection of hyaluronic acid, past 6 months 1::3 1= Right; 2= Left; 3= Both
Query lfxcmp2 Integer Recommended Isometric strength: left knee flexion, able to complete at least 2 good trials 0;1 0=No; 1=Yes
Query vcoll2 Integer Recommended Phlebotomy: traumatic venipuncture, vein collapse (repeat draw) 0;1 0=No; 1=Yes
Query rklttpn Integer Recommended Right knee exam: lateral tibiofemoral pain/tenderness present on exam 0;1 0=No; 1=Yes
Query ojpnls Integer Recommended Left shoulder pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query mrkside Integer Recommended MRI:Knee(s) with MRI marker(s) 0::3 0= Neither; 1= Right; 2= Left; 3= Both
Query rexpn Integer Recommended Isometric strength: right knee extension, any knee pain during test 0;1 0=No; 1=Yes
Query lmphct Integer Recommended Phlebotomy: which draw(s) lymphocytes obtained at 0::3 0= No sample collected at visit; 1= Sample at 1st collection only; 2= Sample at 2nd collection only; 3= Sample at 1st and 2nd collections
Query kprk20b Integer Recommended 20-meter walk: right knee pain, current severity 0::10 0=No pain; 10=Pain as bad as you can imagine
Query kprk20d Integer Recommended 20-meter walk: right knee pain, maximum amount experienced during walk 0::10 0=No pain; 10=Pain as bad as you can imagine
Query ojpnlh Integer Recommended Left hand/finger pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query enercur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing energy healing therapy/reiki practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query ojpnle Integer Recommended Left elbow pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query ojpnlf Integer Recommended Left foot pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query amd412 Integer Recommended Taken Remicade (also called Infliximab) for arthritis, past 12 months 0;1 0=No; 1=Yes
Query paxrna Integer Recommended Phlebotomy: which draw(s) PAXgene obtained at 0::3 0= No sample collected at visit; 1= Sample at 1st collection only; 2= Sample at 2nd collection only; 3= Sample at 1st and 2nd collections
Query ojpnla Integer Recommended Left ankle pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query oao12cv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in some other joint, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query hr400wk Integer Recommended 400-meter walk: heart rate at 400-m or at stop
Query hrsr12 Integer Recommended Right hip, had replaced, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query rela12 Integer Recommended Complementary and alternative (CAM) treatments: do relaxation or mind-body activities, such as meditation, deep breathing or visualization, for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query arth12 Integer Recommended Doctor said you have arthritis, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query minjl12 Integer Recommended Left knee, was meniscectomy to repair an injury 0;1 0=No; 1=Yes
Query rfxwhy3 Integer Recommended Isometric strength: right knee flexion, not able to complete measurements, participant fatigue 0;1 0=No; 1=Yes
Query tmje6m Integer Recommended TMJ: jaw joint or in front of ear, experienced pain or aching, past 6 months 0;1 0=No; 1=Yes
Query rfxwhy2 Integer Recommended Isometric strength: right knee flexion, not able to complete measurements, equipment problems 0;1 0=No; 1=Yes
Query rfxwhy1 Integer Recommended Isometric strength: right knee flexion, not able to complete measurements, knee pain 0;1 0=No; 1=Yes
Query artrinj Integer Recommended Right knee, was at least one arthroscopy to repair injury 0;1 0=No; 1=Yes
Query cstime1 Float Recommended Repeated chair stands: trial 1 time (sec.hundredths/sec)
Query cstime2 Float Recommended Repeated chair stands: trial 2 time (sec.hundredths/sec)
Query chircur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing chiropractic care practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query rfxwhy5 Integer Recommended Isometric strength: right knee flexion, not able to complete measurements, other 0;1 0=No; 1=Yes
Query hospsur Integer Recommended 400-meter walk eligibility: meets new or old hospitalization/surgery exclusion criteria 0;1 0=Does not meet criterion; 1=Meets exclusion criterion; Blank = Missing Form/Incomplete Workbook
Query rfxwhy4 Integer Recommended Isometric strength: right knee flexion, not able to complete measurements, participant refused 0;1 0=No; 1=Yes
Query siskrcv Integer Recommended Sister had knee replacement surgery 0;1 0=No; 1=Yes
Query menstr Integer Recommended When was your last natural menstrual period 1::4 1= Within the past 12 months; 2= 1 to 2 years ago; 3= 3 to 4 years ago; 4= 5 or more years ago
Query hrsldk Integer Recommended Left hip replacement reason, don't know 0;1 0=No; 1=Yes hrldk12
Query diaselg Integer Recommended 400-meter walk eligibility: meets new or old diastolic blood pressure exclusion criterion 0;1 0=Does not meet criterion; 1=Meets exclusion criterion; Blank = Missing Form/Incomplete Workbook
Query edta Integer Recommended Phlebotomy: which draw(s) EDTA obtained at 0::3 0= No sample collected at visit; 1= Sample at 1st collection only; 2= Sample at 2nd collection only; 3= Sample at 1st and 2nd collections
Query artl1 Integer Recommended Left knee, how old at first arthroscopy
Query artl2 Integer Recommended Left knee, how old at second arthroscopy
Query homenum Integer Recommended Complementary and alternative (CAM) treatments: how many times see homeopathy/homeopathic treatment practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query artl3 Integer Recommended Left knee, how old at third arthroscopy
Query amd1212 Integer Recommended Taken Cimzia for arthritis, past 12 months 0;1 0=No; 1=Yes
Query ipskr Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Right knee: Intermittent Pain Score
Query ipskl Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Left knee: Intermittent Pain Score
Query bpub Integer Recommended Back pain location, upper back 0;1 0=No; 1=Yes
Query acutnum Integer Recommended Complementary and alternative (CAM) treatments: how many times see acupuncture practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query ra3yes Integer Recommended RA symptoms: 3 or more Yes responses to questions #2a, #3, and #4a - d 0;1 0=No; 1=Yes
Query estr Integer Recommended Used Estratest or Syntest, a combination of estrogen and testosterone, for menopausal symptoms or to increase bone density (women only), past 6 months 0;1 0=No; 1=Yes
Query rpwkprv Integer Recommended 400-meter walk: right knee pain prevent from walking at usual pace 0;1 0=No; 1=Yes
Query msm Integer Recommended Used MSM (methylsulfonylmethane) for joint pain or arthritis more than half the days of the month, past 30 days 0;1 0=No; 1=Yes
Query hrsroa Integer Recommended Right hip replacement reason, osteoarthritis or degenerative arthritis 0;1 0=No; 1=Yes hrroa12
Query pglblcv Integer Recommended Left knee pain location: global, today or past 0::2 0= No pain; 1= Today; 2= Past
Query sllclcv Integer Recommended Left knee pain location: localized, superior lateral, today or past 0::2 0= No pain; 1= Today; 2= Past
Query rlarm Float Recommended Isometric strength: right leg chair and transducer settings, arm support (cm)
Query abcirc Float Recommended Abdominal circumference (cm)
Query kpn Integer Recommended Eligibility Interview: Either knee pain, aching or stiffness: any, past 12 months (used for study eligibility) 0;1 0=No; 1=Yes
Query amd612 Integer Recommended Taken gold shots or pills for arthritis, past 12 months 0;1 0=No; 1=Yes
Query void2 Integer Recommended Urine collection: which void(s) collected (repeat collection) 0::4 0= No urine collected; 1= First void aliquoted; 2= Second void only aliquoted; 3= Second plus later voids; 4= Third and/or later voids only
Query void1 Integer Recommended Urine collection: which void(s) collected (first collection) 0::4; 55 0= No urine collected; 1= First void aliquoted; 2= Second void only aliquoted; 3= Second plus later voids; 4= Third and/or later voids only; 55= pre-arising
Query mregrcv Integer Recommended Right knee pain location: regional, medial, today or past 0::2 0= No pain; 1= Today; 2= Past
Query lfxcomp Integer Recommended Isometric strength: left knee flexion, able to complete (3) measurements 0;1 0=No; 1=Yes
Query krsr12 Integer Recommended Right knee, have replacement surgery where all or part of joint was replaced, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query rfsfr Float Recommended Isometric strength: right knee flexion, speed of force relaxation (N/s)
Query rfsfp Float Recommended Isometric strength: right knee flexion, speed of force production (N/s)
Query ipshr Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Right hip: Intermittent Pain Score
Query ipshl Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Left hip: Intermittent Pain Score
Query rubs12 Integer Recommended Complementary and alternative (CAM) treatments: used rubs, lotions, liniments, creams or oils, such as tiger balm or horse liniment, for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query kyph Integer Recommended Stand sideways during today's height measurement 0;1 0=No; 1=Yes
Query lregrcv Integer Recommended Right knee pain location: regional, lateral, today or past 0::2 0= No pain; 1= Today; 2= Past
Query rfxp1cv Integer Recommended Isometric strength: right knee flexion, severity of pain 0::3 0=None; 1=Mild; 2= Moderate; 3=Severe
Query rpwktyp Integer Recommended 400-meter walk: right knee pain mild, moderate or severe 1::3 1=Mild; 2= Moderate; 3=Severe
Query ojpnnk Integer Recommended Neck pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query tmje30d Integer Recommended TMJ: jaw joint or in front of ear, how many days had pain or aching, past 30 days
Query tmje30a Integer Recommended TMJ: jaw joint or in front of ear, how many days pain or aching keep from doing usual activities (e.g., work, school...), past 30 days
Query amd1412 Integer Recommended Taken Rituxan for arthritis, past 12 months 0;1 0=No; 1=Yes
Query tylen Integer Recommended Used Tylenol (Acetaminophen) for joint pain or arthritis more than half the days of the month, past 30 days 0;1 0=No; 1=Yes
Query ojpnno Integer Recommended Other joints pain, aching or stiffness: more than half the days, past 30 days, no, don't know, refused 0;1 0=No; 1=Yes
Query estruse Integer Recommended Last time used Estratest or Syntest (women only), past 6 months 1::3 1= Less than 1 month ago; 2= 1-2 months ago; 3= 3-6 months ago
Query artdoc Integer Recommended Currently seeing doctor or other health care professional for arthritis 0;1 0=No; 1=Yes
Query famhxkr Integer Recommended Eligibility Interview: Mother, father, sister, or brother (blood relative) had knee repl surgery where all/part of knee replaced (used for study eligibility) 0;1 0=No; 1=Yes
Query bispuse Integer Recommended Last time took bisphosphonate, past 5 years 1::3 1= Less than a year ago; 2= 1-2 years ago; 3= 3-5 years ago
Query lkeffpt Integer Recommended Left knee exam: effusion, patellar tap positive 0::2 0=No; 1=Yes; 2=Too tender to examine
Query otsr2 Integer Recommended Right knee, how old at second other surgery
Query otsr3 Integer Recommended Right knee, how old at third other surgery
Query lkpgdpn Integer Recommended Left knee exam: patellar grind, painful or tender behind knee cap 0;1 0=No; 1=Yes
Query otsr1 Integer Recommended Right knee, how old at first other surgery
Query prrddys Integer Recommended kXR reading: days elapsed between baseline (Screening Visit) and 12-month x-rays
kpstfid String 5 Recommended Knee pain location: staff ID
hvstfid String 5 Recommended Hallux valgus: staff ID
Query days_baseline Integer Recommended Days since baseline visdys
plaqhr1 String 20 Recommended Laboratory processing: time at start of plasma aliquoting (first draw)
plaqhr2 String 20 Recommended Laboratory processing: time at start of plasma aliquoting (repeat draw)
seaqhr1 String 20 Recommended Laboratory processing: time at start of serum aliquoting (first draw)
seaqhr2 String 20 Recommended Laboratory processing: time at start of serum aliquoting (repeat draw)
Query blupmn2 Integer Recommended Phlebotomy: time in minutes between arising and blood draw (repeat draw)
Query hoursp1 Integer Recommended Phlebotomy: how many hours passed since last ate any food before blood draw (first draw)
Query hoursp2 Integer Recommended Phlebotomy: how many hours passed since last ate any food before blood draw (repeat draw)
bldhrs1 String 20 Recommended Phlebotomy: time venipuncture completed (first draw)
bldhrs2 String 20 Recommended Phlebotomy: time venipuncture completed (repeat draw)
Query blsurd1 Integer Recommended Phlebotomy: days between most recent surgery and blood draw (first draw)
Query blsurd2 Integer Recommended Phlebotomy: days between most recent surgery and blood draw (repeat draw)
Query blupmn1 Integer Recommended Phlebotomy: time in minutes between arising and blood draw (first draw)
pdate1 Date Recommended Phlebotomy: date of blood draw (first draw)
pdate2 Date Recommended Phlebotomy: date of blood draw (repeat draw)
Query dfbcoll Integer Recommended Phlebotomy: difference in minutes between baseline (Enrollment Visit) and follow-up blood draw times
ucdate1 Date Recommended Urine collection: date of sample collection (first collection)
ucdate2 Date Recommended Urine collection: date of sample collection (repeat collection)
urinhr1 String 20 Recommended Urine collection: time collected (first collection)
urinhr2 String 20 Recommended Urine collection: time collected (repeat collection)
Query ursurd1 Integer Recommended Urine collection: days between most recent surgery and collection (first collection)
Query ursurd2 Integer Recommended Urine collection: days between most recent surgery and collection (repeat collection)
Query urupmn1 Integer Recommended Urine collection: time in minutes between arising and collection (first collection)
Query urupmn2 Integer Recommended Urine collection: time in minutes between arising and collection (repeat collection)
Query dfucoll Integer Recommended Urine collection: difference in minutes between baseline (Enrollment Visit) and follow-up urine collection times
Query hrsuc1 Float Recommended Urine collection: hours since ate food before collection (first collection)
Query hrsuc2 Float Recommended Urine collection: hours since ate food before collection (repeat collection)
Query bpbedcv Integer Recommended How many days stay in bed due to back pain, past 30 days
Query bpdaycv Integer Recommended How many days limit activities due to back pain, past 30 days
Query bptot Integer Recommended Total days in bed and/or limited activity due to back pain, past 30 days
Query kpacdcv Integer Recommended Either knee, how many days limit activities due to pain, aching or stiffness, past 30 days
Query cspace Float Recommended Repeated chair stand: pace in stands/sec
Query bmi Float Recommended body mass index of subject -9 = Missing
Query weight_met Float Recommended Weight - Metric Unit 999 = Missing; -999 = No Data weight
Query liveno Integer Recommended Besides self, how many other people live in household
rcstfid String 5 Recommended Repeated chair stands: staff ID
rpstfid String 5 Recommended Radial pulse: staff ID
scstfid String 5 Recommended Single chair stand: staff ID
stfid1 String 5 Recommended Weight: staff ID
w2stfid String 5 Recommended 20-meter walk: staff ID wpstfid
bpstfid String 5 Recommended Blood pressure: staff ID #
Query llwgt Integer Recommended Isometric strength: left leg weight (N)
Query chirnum Integer Recommended Complementary and alternative (CAM) treatments: how many times see chiropractic care practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query tmjfpn1 Integer Recommended TMJ: across face or cheek, first have pain or aching more than 6 months ago 0;1 0=No; 1=Yes
Query loclcv Integer Recommended Left knee pain location: use tip of finger to point to location of pain or aching 0::5 0= No pain; 1= Pain localized; 2= Pain localized and regional; 3= Pain regional only; 4= Pain global only; 5= Unable to remember pain location
Query ksx Integer Recommended Frequent knee pain status by person 0::5 0= No pain either knee; 1= Infrequent pain 1 knee, no pain other knee; 2= Infrequent pain both knees; 3= Frequent pain 1 knee, no pain other knee; 4= Frequent pain 1 knee, infrequent pain other knee; 5= Frequent pain both knees
Query amd812 Integer Recommended Taken Sulfasalazine for arthritis, past 12 months 0;1 0=No; 1=Yes
Query lksx Integer Recommended BL knee symptom status Left 0::2 0=No pain in past 12 months; 1= pain in past 12 months, not most days of month; 2=Pain most day of month in past 12 months
Query lftrial Integer Recommended Isometric strength: left knee flexion, number of the TRIAL with the highest max force 1::3
Query lexp2cv Integer Recommended Isometric strength: left knee extension, pain prevent from pushing as hard as can 0::2 0= No pain; 1= No, pain did not prevent pushing hard; 2= Yes, pain prevented pushing hard
Query cpskl Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Left knee: Constant Pain Score
Query cprkn5 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee constant pain: how upset or worried by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cprkn4 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee constant pain: how frustrated or annoyed by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cprkn3 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee constant pain: how much affected overall quality of life, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cprkn2 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee constant pain: how much affected sleep, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cprkn1 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right knee constant pain: how intense, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query cemploy Integer Recommended Current employment 1::4 1= Works for pay; 2= Unpaid work for family business; 3= Not working in part due to health; 4= Not working other reasons
Query cpskr Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Right knee: Constant Pain Score
version String 20 Recommended Version/code of assessment
Query cnmel Integer Recommended Eligibility Interview: Cancer type: nonmelanoma skin cancer, self-reported 0;1 0=No; 1=Yes
Query kpnl12m Integer Recommended Left knee pain, aching or stiffness: how many months on more than half the days of a month, past 12 months
Query bpactcv Integer Recommended Limit activities due to back pain, past 30 days 0;1 0=No; 1=Yes
Query vein2 Integer Recommended Phlebotomy: traumatic venipuncture, vein hard to get (repeat draw) 0;1 0=No; 1=Yes
Query ra1yes Integer Recommended RA symptoms: at least one Yes response for any wrist or finger in question #4a - b 0;1 0=No; 1=Yes
Query vein1 Integer Recommended Phlebotomy: traumatic venipuncture, vein hard to get (first draw) 0;1 0=No; 1=Yes
Query preglcv Integer Recommended Left knee pain location: regional, patella, today or past 0::2 0= No pain; 1= Today; 2= Past
Query remout Integer Recommended MRI:Are you able to remove the item for the MRI 0;1 0=No; 1=Yes
Query pregev Integer Recommended Have you ever been pregnant 0;1 0=No; 1=Yes
Query numstop Integer Recommended 400-meter walk: total number rest stops
Query sishrcv Integer Recommended Sister had hip replacement surgery 0;1 0=No; 1=Yes
Query same Integer Recommended Used SAMe (S-adenosylmethionine) for joint pain or arthritis more than half the days of the month, past 30 days 0;1 0=No; 1=Yes
Query bp30oft Integer Recommended How often bothered by back pain, past 30 days 0::3 0=Rarely; 1=Some of the time; 2=Most of the time; 3=All of the time
Query ploclcv Integer Recommended Left knee pain location: localized, patella, today or past 0::2 0= No pain; 1= Today; 2= Past
Query pa2 Integer Recommended Kneel for 30 minutes or more on most days 0;1 0=No; 1=Yes
Query excess2 Integer Recommended Phlebotomy: traumatic venipuncture, excessive duration of draw (repeat draw) 0;1 0=No; 1=Yes
Query pa1 Integer Recommended Climb up total of 10 or more flights of stairs on most days 0;1 0=No; 1=Yes
Query excess1 Integer Recommended Phlebotomy: traumatic venipuncture, excessive duration of draw (first draw) 0;1 0=No; 1=Yes
Query pa3 Integer Recommended Squat or deep knee bend for 30 minutes or more on most days 0;1 0=No; 1=Yes
Query citrate Integer Recommended Phlebotomy: which draw(s) citrate obtained at 0::3 0= No sample collected at visit; 1= Sample at 1st collection only; 2= Sample at 2nd collection only; 3= Sample at 1st and 2nd collections
Query pa330 Integer Recommended Squat 30 minutes or more during single day, past 30 days 0;1 0=No; 1=Yes
Query tmj30wc Integer Recommended TMJ: across face or cheek, how often worried or concerned about pain or aching, past 30 days 0::4 0= Never; 1= Seldom; 2= Sometimes; 3= Often; 4= Always tjf30wc
Query lkdefcv Integer Recommended Left knee exam: alignment varus or valgus 0::2 0= Neither; 1= Varus; 2= Valgus
Query wlkaid Integer Recommended 20-meter walk: using walking aid such as cane 0;1 0=No; 1=Yes
Query ihpnl7 Integer Recommended Left hip pain: intermittent, past 7 days 0;1 0=No; 1=Yes
Query illpwk1 Integer Recommended Phlebotomy: had illness in past week requiring antibiotics, hospitalization or steroids (first draw) 0;1 0=No; 1=Yes
Query illpwk2 Integer Recommended Phlebotomy: had illness in past week requiring antibiotics, hospitalization or steroids (repeat draw) 0;1 0=No; 1=Yes
Query chelnum Integer Recommended Complementary and alternative (CAM) treatments: how many times see chelation therapy practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query menr3 Integer Recommended Right knee, how old at third meniscectomy
Query menr2 Integer Recommended Right knee, how old at second meniscectomy
Query menr1 Integer Recommended Right knee, how old at first meniscectomy
Query rkmttpn Integer Recommended Right knee exam: medial tibiofemoral pain/tenderness present on exam 0;1 0=No; 1=Yes
Query w400pain Integer Recommended 400-meter walk: knee pain, which leg (calc) 0::3 0= Neither; 1= Right; 2= Left; 3= Both 400pain
Query mjlclcv Integer Recommended Left knee pain location: localized, medial joint line, today or past 0::2 0= No pain; 1= Today; 2= Past
Query comp10laps Integer Recommended 400-meter walk: complete full 10 laps 0;1 0=No; 1=Yes comp10
Query cpshl Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Left hip: Constant Pain Score
Query cpshr Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Right hip: Constant Pain Score
Query otreasm Integer Recommended MRI:Is there any other reason why participant would not be eligible for MRI 0;1 0=No; 1=Yes
Query hr10 Integer Recommended How heard about OAI: don't know/don't remember 0;1 0=No; 1=Yes
Query hr11 Integer Recommended How heard about OAI: refused 0;1 0=No; 1=Yes
Query enercv Integer Recommended Complementary and alternative (CAM) treatments: seen energy healing therapy/reiki practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query willngs Integer Recommended If knee pain ever get severe enough, willing to have knee replacement surgery if doctor recommended 0::4 0= No, definitely not willing have surgery; 1= No, probably not willing have surgery; 2= I'm not sure; 3= Yes, probably willing to have surgery; 4= Yes, definitely willing to have surgery
Query walker Integer Recommended 400-meter walk eligibility: use walker or quad cane when walk 0;1 0=No; 1=Yes
Query kpnl7 Integer Recommended Left knee pain: any, past 7 days 0;1 0=No; 1=Yes
Query kpnrev Integer Recommended Right knee pain, aching or stiffness: ever had more than half the days of a month 0;1 0=No; 1=Yes
Query hxvglf Integer Recommended Left hallux valgus: assessment 1::4 1= No deformity (grade 1); 2= Mild deformity (grade 2); 3= Moderate deformity (grade 3); 4= Severe deformity (grade 4)
Query chpnr7 Integer Recommended Right hip pain: constant, past 7 days 0;1 0=No; 1=Yes
Query pa530cv Integer Recommended How often get in and out of squatting position 10 or more times during a typical week, past 30 days 0::4 0= None; 1= One day per week or less; 2= 2-3 days per week; 3= 4-5 days per week; 4= Nearly every day or every day
Query rastafu Integer Recommended RA/other inflammatory arthritis diagnosis and medication status, since last visit about 12 months ago, self-report 0::6 0= Does not report RA/inflammmatory arthritis; 1= Reports RA/inflammmatory arthritis, no to all RA medications; 2= Reports RA/inflammmatory arthritis, doesn't know to all medications; 3= Reports RA/ inflammmatory arthritis, no/doesn't know to medications; 4= doesn't know to RA/inflammmatory arthritis, no to all medications; 5= doesn't know to RA/inflammmatory arthritis, doesn't know to all medications; 6= doesn't know to RA/inflammmatory arthritis, no/doesn't know to all medications rastasv
Query biofcur Integer Recommended Complementary and alternative (CAM) treatments: currently seeing biofeedback practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query rkrfxpn Integer Recommended Right knee exam: knee flexion pain/tenderness present on exam 0;1 0=No; 1=Yes
Query kplk20b Integer Recommended 20-meter walk: left knee pain, current severity 0::10 0=No pain; 10=Pain as bad as you can imagine
Query ratot3 Integer Recommended RA symptoms: total score more than 3 0;1 0=No; 1=Yes
Query kplk20d Integer Recommended 20-meter walk: left knee pain, maximum amount experienced during walk 0::10 0=No pain; 10=Pain as bad as you can imagine
Query lllgth Float Recommended Isometric strength: left leg length from transducer to joint line (cm)
Query dkp400w Integer Recommended 400-meter walk: knee pain during walk, don't know 0;1 0=No; 1=Yes
Query hrsrdk Integer Recommended Right hip replacement reason, don't know 0;1 0=No; 1=Yes hrrdk12
Query mrseqnl Integer Recommended MRI:Left knee, number of unique OAI standard MRI sequences obtained 0::7
el_date Date Recommended Eligibility Interview:Date Initial Eligibility Interview completed date
Query mrseqnr Integer Recommended MRI:Right knee, number of unique OAI standard MRI sequences obtained 0::7
Query hrsl Integer Recommended Left hip, ever had replaced 0;1 0=No; 1=Yes
Query vitm12 Integer Recommended Complementary and alternative (CAM) treatments: use vitamins or minerals, such as selenium or vitamin C or D, for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query oad12cv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in knee, since last visit about 12 months ago 0;1 0=No; 1=Yes
evdate Date Recommended Enrollment Visit completed
Query hrsr Integer Recommended Right hip, ever had replaced 0;1 0=No; 1=Yes
Query hr135 Integer Recommended 400-meter walk: heart rate exceed 135 bpm during walk 0;1 0=No; 1=Yes
Query pa130 Integer Recommended Climb up a total of 10 or more flights of stairs during single day, past 30 days (one flight is about 10 steps) 0;1 0=No; 1=Yes
Query oth400w Integer Recommended 400-meter walk: type of discomfort, other 0;1 0=No; 1=Yes
Query lftlpl Float Recommended Isometric strength: left knee flexion, low production limit, time to produce to 30% of max force (sec)
Query ljlcrcv Integer Recommended Right knee pain location: localized, lateral joint line, today or past 0::2 0= No pain; 1= Today; 2= Past
Query enernum Integer Recommended Complementary and alternative (CAM) treatments: how many times see energy healing therapy/reiki practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query pglbrcv Integer Recommended Right knee pain location: global, today or past 0::2 0= No pain; 1= Today; 2= Past
Query weekwk Integer Recommended About how many weeks worked, past 12 months (include paid vacation weeks as weeks worked)
Query dadkrcv Integer Recommended Father had knee replacement surgery 0;1 0=No; 1=Yes
Query kpr30cv Integer Recommended Right knee pain, aching or stiffness: more than half the days, past 30 days 0;1 0=No; 1=Yes
Query lfxp2cv Integer Recommended Isometric strength: left knee flexion, pain prevent from pulling as hard as can 0::2 0= No Pain; 1= No, pain did not prevent pulling hard; 2= Yes, pain prevented from pulling hard
Query bunsgft Integer Recommended Hallux valgus: which foot, ever had surgery to remove bunion or bump at the base of your big toe 1::3 1= Right foot; 2= Left foot; 3= Both feet
Query mjlcrcv Integer Recommended Right knee pain location: localized, medial joint line, today or past 0::2 0= No pain; 1= Today; 2= Past
Query ksurg Integer Recommended Either knee, history of knee surgery (incl. arthroscopy, ligament repair, meniscectomy; used for study elig.) 0;1 0=No; 1=Yes
Query curemp Integer Recommended Currently work for pay (include self employed work for pay; answer Yes if on leave from work, expect to return within 6 months) 0;1 0=No; 1=Yes
Query kpnlev Integer Recommended Left knee pain, aching or stiffness: ever had more than half the days of a month 0;1 0=No; 1=Yes
Query momhrcv Integer Recommended Mother had hip replacement surgery 0;1 0=No; 1=Yes
Query letrial Integer Recommended Isometric strength: left knee extension, number of the TRIAL with the highest max force 1::3
isexmdt Date Recommended Isometric strength: exam date
Query lftlrl Float Recommended Isometric strength: left knee flexion, low relaxation limit, time to relax to 30% of max force (sec)
Query krsl12 Integer Recommended Left knee, have replacement surgery where all or part of joint was replaced, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query pnafts Integer Recommended How much pain do you think people will still have after they have recovered from knee replacement surgery 0::4 0= None; 1= Mild; 2= Moderate; 3= Severe; 4= Extreme
Query kpnr12 Integer Recommended Right knee pain, aching or stiffness: any, past 12 months 0;1 0=No; 1=Yes
Query urinob1 Integer Recommended Urine collection: specimen obtained (first collection) 0;1 0=No; 1=Yes
Query urinob2 Integer Recommended Urine collection: specimen obtained (repeat collection) 0;1 0=No; 1=Yes
Query acutcv Integer Recommended Complementary and alternative (CAM) treatments: seen acupuncture practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query cmn Integer Recommended Eligibility Interview: Doctor said cancer spread to other parts of body: no 0;1 0=No; 1=Yes
Query othvp2 Integer Recommended Phlebotomy: traumatic venipuncture, other (repeat draw) 0;1 0=No; 1=Yes
Query othvp1 Integer Recommended Phlebotomy: traumatic venipuncture, other (first draw) 0;1 0=No; 1=Yes
Query whe400w Integer Recommended 400-meter walk: type of discomfort, wheezing/dyspnea 0;1 0=No; 1=Yes
Query bldcoll Integer Recommended Phlebotomy: which draw(s) blood obtained at 0::3 0= No sample collected at visit; 1= Sample at 1st collection only; 2= Sample at 2nd collection only; 3= Sample at 1st and 2nd collections
Query lreglcv Integer Recommended Left knee pain location: regional, lateral, today or past 0::2 0= No pain; 1= Today; 2= Past
Query iplkn1 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee intermittent pain: how intense most severe pain been, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iplkn3 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee intermittent pain: how much affected sleep, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iplkn2 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee intermittent pain: how frequent, past 7 days 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query iplkn5 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee intermittent pain: how frustrated or annoyed by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query hrs12 Integer Recommended Had hip replacement surgery where all or part of joint was replaced, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query iplkn4 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee intermittent pain: how much affected overall quality of life, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iplkn7 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee intermittent pain: how often come on without warning 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query iplkn6 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee intermittent pain: how upset or worried by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query bpbad Integer Recommended When had back pain how bad was it on average, past 30 days 0::4 0= None; 1= Mild; 2= Moderate; 3= Severe; 4= Extreme
Query nsaidrx Integer Recommended Used prescription NSAIDS (e.g., Ibuprofen, Diclofenac) for joint pain or arthritis more than half the days of the month, past 30 days 0;1 0=No; 1=Yes
Query kpmedcv Integer Recommended Either knee, used medication for pain, aching or stiffness more than half the days of a month, past 12 months 0;1 0=No; 1=Yes
Query kpnr7 Integer Recommended Right knee pain: any, past 7 days 0;1 0=No; 1=Yes
Query iplkn8 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Left knee intermittent pain: how often occur after specific trigger 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query lrl1 Integer Recommended Left knee, how old at first ligament repair surgery
Query letlpl Float Recommended Isometric strength: left knee extension, low production limit, time to produce to 30% of max force (sec)
Query lrl2 Integer Recommended Left knee, how old at second ligament repair surgery
Query lrl3 Integer Recommended Left knee, how old at third ligament repair surgery
Query remitm Integer Recommended MRI:Any items in Question #6 marked yes, don't know or refused 0;1 0=No; 1=Yes
Query pn400w Integer Recommended 400-meter walk: type of discomfort, pain 0;1 0=No; 1=Yes
Query leakag2 Integer Recommended Phlebotomy: traumatic venipuncture, leakage at venipuncture site (repeat draw) 0;1 0=No; 1=Yes
Query leakag1 Integer Recommended Phlebotomy: traumatic venipuncture, leakage at venipuncture site (first draw) 0;1 0=No; 1=Yes
Query behavobs_handedness String 25 Recommended Handedness
1;2;3;NYE;999
1 = Right-handed; 2 = Left-handed; 3 = Ambidextrous; NYE =not yet established; 999 = missing/refused handed
Query lkrfxpn Integer Recommended Left knee exam: knee flexion pain/tenderness present on exam 0;1 0=No; 1=Yes
Query iprhp1 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip intermittent pain: how intense most severe pain been, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
psdate Date Recommended Date Prescreener completed
Query iprhp2 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip intermittent pain: how frequent, past 7 days 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query spircv Integer Recommended Complementary and alternative (CAM) treatments: currently do any type of spiritual activities for arthritis or joint pain 0;1 0=No; 1=Yes
Query iprhp7 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip intermittent pain: how often come on without warning 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query iprhp8 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip intermittent pain: how often occur after specific trigger 0::4 0= Never; 1= Rarely; 2= Sometimes; 3= Often; 4= Very often
Query iprhp3 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip intermittent pain: how much affected sleep, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iprhp4 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip intermittent pain: how much affected overall quality of life, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query iprhp5 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip intermittent pain: how frustrated or annoyed by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query syselg Integer Recommended 400-meter walk eligibility: meets new or old systolic blood pressure exclusion criterion 0;1 0=Does not meet criterion; 1=Meets exclusion criterion; Blank = Missing Form/Incomplete Workbook
Query iprhp6 Integer Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP): Right hip intermittent pain: how upset or worried by pain, past 7 days 0::4 0= Not at all; 1= Mildly; 2= Moderately; 3= Severely; 4= Extremely
Query retrial Integer Recommended Isometric strength: right knee extension, number of the TRIAL with the highest max 1::3
Query ksrgr12 Integer Recommended Right knee, have surgery or arthroscopy, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query letlrl Float Recommended Isometric strength: left knee extension, low relaxation limit, time to relax to 30% of max force (sec)
Query tmje30wc Integer Recommended TMJ: jaw joint or in front of ear, how often worried or concerned about pain or aching, past 30 days 0::4 0= Never; 1= Seldom; 2= Sometimes; 3= Often; 4= Always tje30wc
Query cs5 Integer Recommended Repeated chair stands: able to complete 5 stands 0;1 0=No; 1=Yes
Query braccv Integer Recommended Complementary and alternative (CAM) treatments: currently wear copper bracelets or use magnets for arthritis or joint pain 0;1 0=No; 1=Yes
Query minjr12 Integer Recommended Right knee, was meniscectomy to repair an injury 0;1 0=No; 1=Yes
Query bkrglcv Integer Recommended Left knee pain location: regional, back of knee, today or past 0::2 0= No pain; 1= Today; 2= Past
Query ikpnr7 Integer Recommended Right knee pain: intermittent, past 7 days 0;1 0=No; 1=Yes
Query kpa30cv Integer Recommended Either knee, avoid/reduce pain, aching or stiffness by changing or cutting back on normal activities, past 30 days 0;1 0=No; 1=Yes
Query lfmaxf Float Recommended Isometric strength: left knee flexion, MAX force (N)
Query masscv Integer Recommended Complementary and alternative (CAM) treatments: seen massage practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query oab12cv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in back/neck, since last visit about 12 months ago 0;1 0=No; 1=Yes
Query cnc4 Integer Recommended Cancer type: cervical, self-reported 0;1 0=No; 1=Yes
Query herb12 Integer Recommended Complementary and alternative (CAM) treatments: use herbs, such as echinacea, ginger or garlic, for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query ov2age Integer Recommended How old when ovary removed (second surgery)
Query cnc3 Integer Recommended Cancer type: breast, self-reported 0;1 0=No; 1=Yes
Query lfthpl Float Recommended Isometric strength: left knee flexion, high production limit, time to produce to 90% of max force (sec)
Query hxvgrf Integer Recommended Right hallux valgus: assessment 1::4 1= No deformity (grade 1); 2= Mild deformity (grade 2); 3= Moderate deformity (grade 3); 4= Severe deformity (grade 4)
Query icptskr Float Recommended Intermittent and Constant Osteoarthritis Pain (ICOAP):Right knee: Intermittent and Constant Pain Total Score
Query massnum Integer Recommended Complementary and alternative (CAM) treatments: how many times see massage practitioner for arthritis or joint pain, past 12 months 1::4 1= Only one time; 2= 2-4 times; 3= 5-10 times; 4= More than 10 times
Query csy Integer Recommended Cancer removed by surgery: yes or watchful waiting for prostate cancer 0;1 0=No; 1=Yes
isstfid String 5 Recommended Isometric Strength Staff ID #
k1stfid String 5 Recommended Knee exam: staff ID #
w4stfid String 5 Recommended 400-meter walk: staff ID #
acstfid String 5 Recommended Abdominal circumference: staff ID #
stfid2 String 5 Recommended Height (standing): staff ID#
hestfid String 5 Recommended Hand exam: staff ID #
svxrrid String 5 Recommended Baseline knee x- ray: clinical center reader ID #
Query ovnumcv Integer Recommended How many ovaries removed 0::2
Query wt25kg Float Recommended Weight at age 25, self- reported (kg)
Query wtmaxkg Float Recommended Maximum adult weight, self- reported (kg)
Query wtminkg Float Recommended Minimum adult weight, self- reported (kg)
Query ht25mm Float Recommended Height at age 25, self- reported (mm)
Query height_av Float Recommended Average height (mm) height
Query income_oai Integer Recommended Yearly income 1::5 1= Less than $10K; 2= $10K to < $25K; 3= $25K to < $50K; 4= $50K to < $100K; 5= $100K or greater income
Query income2 Integer Recommended Yearly income 1;2 1= <$50K; 2 = >$50K
Query othcam Integer Recommended Complementary and alternative (CAM) treatments: seen ayurveda/biofeedback/energy healing/hypnosis/naturopathy practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query othcamc Integer Recommended Complementary and alternative (CAM) treatments: currently seeing ayurveda/biofeedback/energy healing/hypnosis/naturopathy practitioner for arthritis or joint pain 0;1 0=No; 1=Yes
Query folkcv Integer Recommended Complementary and alternative (CAM) treatments: seen folk medicine practitioner for arthritis or joint pain, past 12 months 0;1 0=No; 1=Yes
Query rkalnmt Integer Recommended Right knee exam: alignment, degrees (valgus negative)
Query goutcv Integer Recommended Doctor said you had gout 0;1 0=No; 1=Yes
Query oabckcv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in back/neck 0;1 0=No; 1=Yes
Query oadegcv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in knee 0;1 0=No; 1=Yes
Query oahipcv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in hip 0;1 0=No; 1=Yes
Query oahndcv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in hand/fingers 0;1 0=No; 1=Yes
Query oaothcv Integer Recommended Doctor said you had osteoarthritis/degenerative arthritis in some other joint 0;1 0=No; 1=Yes
Query otartcv Integer Recommended Doctor said you had some other type of arthritis 0;1 0=No; 1=Yes
Query w400mtr Integer Recommended 400- meter walk: total meters walked 400mtr
Query actrisk Integer Recommended Engage in at least one frequent knee bending activity (calc, used for study eligibility initially) 0;1 0=No; 1=Yes
Query cncoth Integer Recommended Eligibility Interview:Cancer type: colon, uterine and other, self- reported 0;1 0=No; 1=Yes
Query elgrisk Integer Recommended Knee symptoms, risk factors, or both, status at 0::5 0= Non-eligible control cohort; 1= Incidence cohort= Knee symptoms only; 2= Incidence cohort= Risk factors only; 3= Incidence cohort= Knee sx + risk factors; 4= Incidence cohort= Protocol exception; 5= Progression cohort
Query ikprisk Integer Recommended Either knee symptom status at IEI (calc, used for study eligibility) 0::2 0= No knee pain either knee at IEI; 1= Infrequent knee pain only at IEI; 2= Frequent pain at least one knee at IEI
Query jbmpcv Integer Recommended Hard bumps on fingers of right hand, left hand or both hands (calc, if=3 used for study 0::3 0= No bumps either hand; 1= Right hand; 2= Left hand; 3= Both hands
Query kpnlcv Integer Recommended Left knee pain, aching or stiffness: more than half the days of a month, past 12 months (calc, used for study eligibility) 0;1 0=No; 1=Yes
Query kpnrcv Integer Recommended Right knee pain, aching or stiffness: more than half the days of a month, past 12 months (calc, used for study eligibility) 0;1 0=No; 1=Yes
Query krs3cv Integer Recommended Which knee considering having replaced, next 3 years 0::3 0= No knee replacement surgery; 1= Right knee; 2= Left knee; 3= Both knees
Query krscv Integer Recommended Which knee replaced during knee replacement surgery 0::3 0= No knee replacement surgery; 1= Right knee; 2= Left knee; 3= Both knees
Query ksurgcv Integer Recommended Either knee, ever had knee replacement surgery where all or part of joint was replaced 0;1 0=No; 1=Yes
Query stmedcv Integer Recommended Told what study medications taken for 0::2 0= Not particpating in research study; 1= Yes, told about study meds; 2= No, not told about study meds
Query wtga Integer Recommended Above weight cut- off for age/gender group (calc, used for study eligibility) 0;1 0=No; 1=Yes
Query lkalnmt Integer Recommended Left knee exam: alignment, degrees (valgus negative)
Query rkfhdeg Integer Recommended Right knee exam: flexion/contracture/hyperextension, degrees (contracture positive)
Query lkfhdeg Integer Recommended Left knee exam: flexion contracture/hyperextension, degrees (contracture positive)
Query bl12sxl Integer Recommended Left knee baseline frequent knee pain status (IEI, SV, both, or neither) 1::4 1=IEI only; 2=SV only; 3=Both; 4=Neither
Query bl12sxr Integer Recommended Right knee baseline frequent knee pain status (IEI, SV, both, or neither) 1::4 1=IEI only; 2=SV only; 3=Both; 4=Neither
Query hrslfxo Integer Recommended Left hip replacement reason, hip fracture or other 0;1 0=No; 1=Yes hlfxo12
Query hrsrfxo Integer Recommended Right hip replacement reason, hip fracture or other 0;1 0=No; 1=Yes hrfxo12
Query lh1cv Integer Recommended Left hand exam: joint 1 0;1 0= Normal; 1= Bony enlargement
Query lh2cv Integer Recommended Left hand exam: joint 2 0;1 0= Normal; 1= Bony enlargement
Query lh3cv Integer Recommended Left hand exam: joint 3 0;1 0= Normal; 1= Bony enlargement
Query lh4cv Integer Recommended Left hand exam: joint 4 0;1 0= Normal; 1= Bony enlargement
Query lh5cv Integer Recommended Left hand exam: joint 5 0;1 0= Normal; 1= Bony enlargement
Query lhbe Integer Recommended Left hand exam: total number of bony (calc)
Query lsxkoa Integer Recommended Left knee baseline symptomatic OA status 0;1 0=No; 1=Yes
Query lxrkoa Integer Recommended Left knee baseline radiographic OA (definite osteophytes, calc, used in OAI definition of symptomatic knee OA) 0;1 0=No; 1=Yes
Query lxrkoa2 Integer Recommended Left knee baseline x- ray: osteophytes and JSN 0::6 0= Osteophytes=0 (none) and JSN=0 (none); 1= Osteophytes=0 (none) and JSN>0 (definitive); 2= Osteophytes=1 (possible) and JSN=0 (none); 3= Osteophytes=1 (possible) and JSN>0 (def); 4= Osteophytes=2 (definitive) and JSN=0 (none); 5= Osteophytes=2 (definitive) and JSN=1 (mild/mod); 6= Osteophytes=2 (definitive) and JSN=2 (severe)
Query svlkjsl Integer Recommended Left knee baseline x- ray: evidence of knee lateral joint space narrowing 0::2 0= 0 (normal, OARSI grade 0); 1= 1 (narrowed, OARSI grade 1-2); 2= 2 (severe, OARSI grade 3)
Query svlkjsm Integer Recommended Left knee baseline x- ray: evidence of knee medial joint space narrowing 0::2 0= 0 (normal, OARSI grade 0); 1= 1 (narrowed, OARSI grade 1-2); 2= 2 (severe, OARSI grade 3)
Query oagrdl Integer Recommended Left knee baseline x-ray: composite OA grade (calc) 0::5 0=Normal; 1=Possible; 2=Definite, mild; 3=Moderate; 4=Severe; 5=Prosthetic
Query rh1cv Integer Recommended Right hand exam: joint 1 0;1 0= Normal; 1= Bony enlargement
Query rh2cv Integer Recommended Right hand exam: joint 2 0;1 0= Normal; 1= Bony enlargement
Query rh3cv Integer Recommended Right hand exam: joint 3 0;1 0= Normal; 1= Bony enlargement
Query rh4cv Integer Recommended Right hand exam: joint 4 0;1 0= Normal; 1= Bony enlargement
Query rh5cv Integer Recommended Right hand exam: joint 5 0;1 0= Normal; 1= Bony enlargement
Query rhbe Integer Recommended Right hand exam: total number of bony (calc)
Query rsxkoa Integer Recommended Right knee baseline symptomatic OA status 0;1 0=No; 1=Yes
Query rxrkoa Integer Recommended Right knee baseline radiographic OA (definite osteophytes, calc, used in OAI definition of symptomatic knee OA) 0;1 0=No; 1=Yes
Query rxrkoa2 Integer Recommended Right knee baseline x- ray: osteophytes and JSN 0::6 0= Osteophytes=0 (none) and JSN=0 (none); 1= Osteophytes=0 (none) and JSN>0 (definitive); 2= Osteophytes=1 (possible) and JSN=0 (none); 3= Osteophytes=1 (possible) and JSN>0 (definitive); 4= Osteophytes=2 (definitive) and JSN=0 (none); 5= Osteophytes=2 (defintive) and JSN=1 (mild/mod); 6= Osteophytes=2 (definitive) and JSN=2 (severe)
Query svrkjsl Integer Recommended Right knee baseline x- ray: evidence of knee lateral joint space narrowing 0::2 0= 0 (normal, OARSI grade 0); 1= 1 (narrowed, OARSI grade 1-2); 2= 2 (severe, OARSI grade 3)
Query svrkjsm Integer Recommended Right knee baseline x- ray: evidence of knee medial joint space narrowing 0::2 0= 0 (normal, OARSI grade 0); 1= 1 (narrowed, OARSI grade 1-2); 2= 2 (severe, OARSI grade 3)
Query mrprbcv Integer Recommended Any problems related to the MRI scan 0;1 0=No; 1=Yes
Query mrkcbcv Integer Recommended Knees fit comfortably inside knee coil with 0::5 0= No; 1= Yes, right knee only; 2= Yes, left knee only; 3= Yes, both knees; 4= Yes, left knee only, right knee TKR; 5= Yes, right knee only, left knee TKR
Query oagrdr Integer Recommended Right knee baseline x-ray: composite OA grade (calc) 0::5 0=Normal; 1=Possible; 2=Definite, mild; 3=Moderate; 4=Severe; 5=Prosthetic
Query rajscv Integer Recommended RA Symptoms: have morning stiffness (in any joints lasting at least one hour) for more than six weeks 0;1 0=No; 1=Yes
Query ratotcv Integer Recommended RA symptoms: total score for questions #2 through #8
Query ratstcv Integer Recommended RA Symptoms: RA blood test results 0::2 0= No test; 1= Negative; 2= Positive
Query rawe6l Integer Recommended RA symptoms: left wrist or elbow swelling, ever had lasting more than 6 weeks 0;1 0=No; 1=Yes
Query rawe6r Integer Recommended RA symptoms: right wrist or elbow swelling, ever had lasting more than 6 weeks 0;1 0=No; 1=Yes
Query sxkoa Integer Recommended Baseline symptomatic knee OA status by person (calc, used for study elig (>0) and in OAI definition of cohort status) 0::3 0=Neither, 1=Right knee only; 2=Left knee only; 3=Both knees
Query xrkoa Integer Recommended Baseline radiographic knee OA status by person 0::3 0= Neither; 1= Right; 2= Left; 3= Both
Query newstrata Integer Recommended Strata Variable for Case/Control Pairs
class String 7 Recommended Identification of Case/Control(INC_1 = Case, CON_INC_1 = Control)
Query stat_smoker Integer Recommended status for cigarettes (calc) 0::3 0=Never; 1=Current; 2= Former; 3=Current, but never regular smoker
Query psmoker Integer Recommended status for pipe, cigars or cigarillos (calc) 0::3 0=Never; 1=Current; 2= Former; 3=Current, but never regular
Query edcv Integer Recommended Highest grade or year of school completed 0::5 0= Less than high school graduate; 1= High school graduate; 2= Some college; 3= College graduate; 4= Some graduate school; 5= Graduate degree
accessno String 25 Recommended Accession Number Uniquely identifies each blood draw
race String 30 Recommended Race of study subject American Indian/Alaska Native; Asian; Hawaiian or Pacific Islander; Black or African American; White; More than one race; Unknown or not reported; Other Non-White; Other
Data Structure

This page displays the data structure defined for the measure identified in the title and structure short name. The table below displays a list of data elements in this structure (also called variables) and the following information:

  • Element Name: This is the standard element name
  • Data Type: Which type of data this element is, e.g. String, Float, File location.
  • Size: If applicable, the character limit of this element
  • Required: This column displays whether the element is Required for valid submissions, Recommended for valid submissions, Conditional on other elements, or Optional
  • Description: A basic description
  • Value Range: Which values can appear validly in this element (case sensitive for strings)
  • Notes: Expanded description or notes on coding of values
  • Aliases: A list of currently supported Aliases (alternate element names)
  • For valid elements with shared data, on the far left is a Filter button you can use to view a summary of shared data for that element and apply a query filter to your Cart based on selected value ranges

At the top of this page you can also:

  • Use the search bar to filter the elements displayed. This will not filter on the Size of Required columns
  • Download a copy of this definition in CSV format
  • Download a blank CSV submission template prepopulated with the correct structure header rows ready to fill with subject records and upload

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