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NIMH Data Archive
NDA ABCD CCF OAI NIAAADA AMP SCZ HEAL

ABCD Youth Anthropometrics Modified From PhenX (ANT)

0 Shared Subjects

Height, weight, waist circumference
Clinical Assessments
Phys Characteristics
11/30/2017
abcd_ant01
05/20/2021
View Change History
01
Definition
Submission Template
Query Element Name Data Type Size Required Condition 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
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
eventname String 60 Required The event name for which the data was collected
anthro_1_height_in String 30 Recommended STANDING HEIGHT #1 (in inches) 1 ft = 12 inches, 2 ft = 24 inches, 3 ft = 36 inches, 4 ft = 48 inches, 5 ft = 60 inches, 6 ft = 72 inches, 7 ft = 84 inches
anthro2heightin String 30 Recommended STANDING HEIGHT #2 (in inches) 1 ft = 12 inches, 2 ft = 24 inches, 3 ft = 36 inches, 4 ft = 48 inches, 5 ft = 60 inches, 6 ft = 72 inches, 7 ft = 84 inches anthro_2_height_in
anthro3heightin String 30 Recommended ( ( ( anthro_1_height_in - anthro2heightin ) > 0.25) || ( ( anthro_1_height_in - anthro2heightin ) < -0.25 ) ) STANDING HEIGHT #3 (in inches) 1 ft = 12 inches, 2 ft = 24 inches, 3 ft = 36 inches, 4 ft = 48 inches, 5 ft = 60 inches, 6 ft = 72 inches, 7 ft = 84 inches anthro_3_height_in
anthroheightcalc String 30 Recommended Standing Height Average (inches): If three measurements were obtained, the two closest measurements will be averaged. Should the third measurement fall equally between the first two measurements, all three will be averaged. Calculation: if([anthro_3_height_in] <> '', mean([anthro_1_height_in], [anthro_2_height_in], [anthro_3_height_in]), mean([anthro_1_height_in], [anthro_2_height_in])) anthro_height_calc
Query anthroweightcast Integer Recommended Participant Wearing a Cast or Medical Prosthesis? 0 ; 1 1 = Yes; 0 = No anthro_weight_cast
anthro_weight_a_location String 50 Recommended anthroweightcast ==1 Location of Cast or Medical Prosthesis
anthroweight1lb String 30 Recommended Make sure shoes and unnecessary layers of clothes (jackets or hats) have been removed before taking weight measurement.) 1. Okay, make sure you empty your pockets for this next measurement. Please stand completely still in the center of the scale with your feet close together, your hands at your side, and your head looking straight ahead. Please stay as still as possible while I measure your weight. (OBTAIN & RECORD WEIGHT #1 (in lbs)) WEIGHT #1 (measured to the nearest 0.1 pounds) anthro_weight1_lb
anthroweight2lb String 30 Recommended 2. Ok, you can relax and step away from the scale. 3. Now step back on the scale again for another measurement and remember to stand completely still in the center of the scale with your feet close together, your hands at your side, and your head looking straight ahead. Please stay as still as possible while I measure your weight. (OBTAIN & RECORD WEIGHT #2 (in lbs)) WEIGHT #2 (measured to the nearest 0.1 pounds ) anthro_weight2_lb
anthroweight3lb String 30 Recommended ( ( ( anthroweight1lb - anthroweight2lb ) > 0.1) || ( ( anthroweight1lb - anthroweight2lb ) < -0.1 ) ) If measurements differ by > 0.1 pounds, the program will prompt you to take a third measurement. 4. Ok, you can relax and step away from the scale. 5. Please step back on the scale again for another measurement and remember to stand completely still in the center of the scale with your feet close together, your hands at your side, and your head looking straight ahead. Please stay as still as possible while I measure your weight. (OBTAIN & RECORD WEIGHT #3 (in lbs)) WEIGHT #3 (imeasured to the nearest 0.1 pounds anthro_weight3_lb
anthroweightcalc String 30 Recommended Average Measured Weight (lbs):If three measurements were obtained, the two closest measurements will be averaged. Should the third measurement fall equally between the first two measurements, all three will be averaged. Calculation: if([anthro_weight3_lb] <> '',mean([anthro_weight3_lb],[anthro_weight2_lb],[anthro_weight1_lb]), mean([anthro_weight1_lb],[anthro_weight2_lb])) anthro_weight_calc
anthro_waist_cm String 30 Recommended Measured circumference (in inches): If necessary, Please adjust or unfold your pants to remove any additional thickness or bunching. 1. Now I'd like you to take your thumbs and find the two pointy bones on the front of your body where a belt might go. Once you find them, trace that bone all the way up to its highest point. (Demonstrate the desired position of the arms. RA can do this to their own body as they're talking, so the participant has more guidance.) 2. Once you find the top part of the bone, keep your fingers there while I place the tape measure across your stomach so it's in line with those points. (RA touches the hip area OVER t-shirt to ensure accuracy of location and places tape measure across stomach in line with participant's fingers.) 3. Please cross your arms, and place your hands on opposite shoulders. Think of giving yourself a hug. I'm now going to reach around you to grab the other end of the tape measure, so that I can get a full measurement of your waist. (Extend the measuring tape around the waist. Take the measurement to the nearest 0.1 cm.)
anthro_timestamp String 30 Recommended Current Time:
anthro_weight3_hybrid_lb String 30 Recommended If measurements differ by > 0.1 pounds, the program will prompt you to take a third measurement ( ( ([anthro_weight1_hybrid_lb] - [anthro_weight2_hybrid_lb]) > 0.1) and ([anthro_weight2_hybrid_lb] > '') or ( ([anthro_weight1_hybrid_lb] - [anthro_weight2_hybrid_lb]) < -0.1 ) ) and ([sched_hybrid] = '1')
anthro_weight1_hybrid_lb String 30 Recommended Make sure shoes and unnecessary layers of clothes (jackets or hats) have been removed before taking weight measurement.) [sched_hybrid] = '1'
anthro_waist_hybrid_cm String 30 Recommended Please adjust or unfold your pants to remove any additional thickness or bunching. 1. Now I'd like you to take your thumb and find the pointy bone on the front of your left side body where a belt might go. Once you find it, trace that bone all the way up to its highest point. (Demonstrate the desired position of the arms. RA can do this to their own body as they're talking, so the participant has more guidance.) 2. Once you find the top part of the bone, keep your left fingers there while, with your right hand, you place the tape measure across your stomach then wrap it around yourself so it's in line with those points.? 3. Ok, I am going to make sure it is in the right location and write down the number. (Take the measurement to the nearest 0.1 inch.) [sched_hybrid] = '1'
anthro_weight2_hybrid_lb String 30 Recommended 2. Ok, you can relax and step away from the scale. 3. Now step back on the scale again for another measurement and remember to stand completely still in the center of the scale with your feet close together, and your head looking straight ahead. You are going to keep one hand at your side and with your other hand your are going to move the blocks. Stay as still as possible while you measure your weight. Please move the big bottom block first to 50 then move the upper smaller block at the top until you are able to balance the arrow on the right. (Ask youth to adjust the blocks as necessary. OBTAIN & RECORD WEIGHT #2 (in lbs)) [sched_hybrid] = '1'
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)
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