|
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 |
|
|
subject |
|
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.
|
|
|
interview_date |
Date |
|
Required |
Date on which the interview/genetic test/sampling/imaging/biospecimen was completed. MM/DD/YYYY |
|
|
nbacksessdate |
|
sex |
String |
20
|
Required |
Sex of subject at birth |
M;F; O; NR
|
M = Male; F = Female; O=Other; NR = Not reported
|
gender |
|
fnetp |
String |
20
|
Recommended |
pre, post, follow up 6 or 12 |
|
|
nbacktp |
|
experimentname |
String |
50
|
Recommended |
NBack_Version1_updated |
|
|
|
|
nbacksess |
Integer |
|
Recommended |
task session number |
1::3
|
|
|
|
fneclockinfo |
String |
1,000
|
Recommended |
detailed information on clock used by software to run task and detailed timestamp |
|
|
nbackclock_info |
|
fnedatbase |
String |
20
|
Recommended |
task data file version used |
|
|
nbackdatafile_basename |
|
fnerefrate |
String |
20
|
Recommended |
display used refresh rate as detected at start of task |
|
in Hz
|
nbackdisplay_refreshrate |
|
fneexpver |
String |
20
|
Recommended |
task version used |
|
1.0.0.17
|
nbackexpver |
|
fnegroup |
String |
20
|
Recommended |
group used |
|
|
nbackgroup |
|
fnerandseed |
String |
20
|
Recommended |
random seed used in task |
|
|
nbackrandseed |
|
fneruntime |
String |
20
|
Recommended |
run time version of software used |
|
2.0.10.242
|
nbackruntimever |
|
fnerunexpec |
String |
20
|
Recommended |
run time version of software expected |
|
2.0.10.242
|
nbackruntimeverexp |
|
fnesessutc |
String |
20
|
Recommended |
exact time and date stamp using utc |
|
mm/dd/yyyy hh:mm
|
nbacksessutc |
|
fnesesstime |
String |
20
|
Recommended |
time session took place |
|
hh:mm:ss
|
nbacksesstime |
|
fnestudver |
String |
20
|
Recommended |
e-prime studio version used to design task |
|
2.0.10.147
|
nbackstudiover |
|
nbackblock |
Integer |
|
Recommended |
block number used for task |
1::16
|
|
|
|
fneblocklist |
Integer |
|
Recommended |
block list |
|
|
nbackblocklist |
|
fneblockcycle |
Integer |
|
Recommended |
block list cycle |
|
|
nbackblocklist_cycle |
|
nbackblocklist_sample |
Integer |
|
Recommended |
block sample number used |
1::16
|
|
|
|
nbackprocedure_block |
String |
10
|
Recommended |
name of procedure being run in this block |
|
nback0; nback1; nback2; nback3
|
|
|
nbackrunning_block |
String |
20
|
Recommended |
block list being run |
|
|
|
|
nbacktrial |
Integer |
|
Recommended |
trial number being run in cycle block (there are 11 trials per block cycle for a total of 176 trials) |
1::11
|
|
|
|
nbackcorrectanswer |
String |
5
|
Recommended |
correct answer expected in this trial run |
|
SPACE = space bar key pressed; blank = blank (no input required)
|
|
|
nback0fixation_acc |
Integer |
|
Recommended |
response accuracy in 0-back task fixation |
|
default to 0; -7 = N/A as task was not run in this trial
|
|
|
nback0fixation_cresp |
Integer |
|
Recommended |
0-back fixation correct response |
-7; -8
|
-7 = N/A as task was not run in this trial; -8 not present
|
|
|
nback0fixation_resp |
String |
10
|
Recommended |
0-back fixation actual response |
{SPACE} ; blank; -7;other
|
{SPACE} = space bar key pressed; blank = blank (no input required); -7 = N/A as task was not run in this trial; other = accidentally pressed another key
|
|
|
nback0fixation_rt |
Integer |
|
Recommended |
subject response time to 0-back task fixation |
0::15000; -7
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback0fixation_rttime |
Integer |
|
Recommended |
subject response timestamp in relation to beginning program execuation |
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback0letter_acc |
Integer |
|
Recommended |
subject response accuracy in 0-back task |
0 ; 1 ; -7
|
0 = incorrect response to sample ; 1 = correct respnse to sample ; -7 = N/A as task was not run in this cycle
|
|
|
nback0letter_cresp |
String |
10
|
Recommended |
0-back task expected correct response |
|
SPACE = space bar key pressed; blank = blank (no input required)
|
|
|
nback0letter_resp |
String |
10
|
Recommended |
0-back task actual response by subject |
|
SPACE = space bar key pressed; blank = blank (no input required); other = accidentally pressed another key
|
|
|
nback0letter_rt |
Integer |
|
Recommended |
subject response time to 0-back task |
0::1000; -7
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback0letter_rttime |
Integer |
|
Recommended |
subject response timestamp in 0-back task in relation to beginning program execution |
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback0list |
Integer |
|
Recommended |
sample number in 0-back task list presented in run(list constains 44 samples in total) |
1::44; -7
|
1 = first sample in the list; 2 = second sample in the list; 3 = third sample in the list; -7 = N/A as task was not run in this cycle
|
|
|
nback0list_cycle |
Integer |
|
Recommended |
number of cycles used in 0-back task (there are 11 samples in 1 cycle for a total of 44 samples in each run) |
1; -7
|
1 = 1 cycle; -7 = N/A as task was not run in this cycle
|
|
|
nback0list_sample |
Integer |
|
Recommended |
sample number in cycle for this 0-back task run (there are 11 samples in 1 cycle for a total of 44 samples in each run) |
1::44; -7
|
1 = first sample in the cycle; 2 = second sample in the list; 3 = third sample in the list; -7 = N/A as task was not run in this cycle
|
|
|
nback1fixation_acc |
Integer |
|
Recommended |
response accuracy in 1-back task fixation |
0; -7
|
default to 0; -7 = N/A as task was not run in this cycle
|
|
|
nback1fixation_cresp |
Integer |
|
Recommended |
1-back fixation correct response |
-7; -8
|
-7 = N/A as tasks was no run in this cycle; -8 not present
|
|
|
nback1fixation_resp |
String |
10
|
Recommended |
1-back fixation actual response |
|
SPACE = space bar key pressed; blank = blank (no input required); other = accidentally pressed another key
|
|
|
nback1fixation_rt |
Integer |
|
Recommended |
subject response time to 1-back task fixation |
0::15000; -7
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback1fixation_rttime |
Integer |
|
Recommended |
subject response timestamp in relation to beginning program execuation |
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback1letter_acc |
Integer |
|
Recommended |
subject response accuracy in 1-back task |
0 ; 1 ; -7
|
0 = incorrect response to sample ; 1 = correct respnse to sample ; -7 = N/A as task was not run in this cycle
|
|
|
nback1letter_cresp |
String |
10
|
Recommended |
1-back task expected correct response |
|
SPACE = space bar key pressed; blank = blank (no input required)
|
nback1letter_cresp. |
|
nback1letter_resp |
String |
10
|
Recommended |
1-back task actual response by subject |
|
SPACE = space bar key pressed; blank = blank (no input required); other = accidentally pressed another key
|
|
|
nback1letter_rt |
Integer |
|
Recommended |
subject response time to 1-back task |
0::1000; -7
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback1letter_rttime |
Integer |
|
Recommended |
subject response timestamp in 1-back task in relation to beginning program execution |
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback1list |
Integer |
|
Recommended |
sample number in 1-back task list presented in run(list constains 44 samples in total) |
1::44; -7
|
1 = first sample in the list; 2 = second sample in the list; 3 = third sample in the list; -7 = N/A as task was not run in this cycle
|
|
|
nback1list_cycle |
Integer |
|
Recommended |
number of cycles used in 1-back task (there are 11 samples in 1 cycle for a total of 44 samples in each run) |
1; -7
|
1 = 1 cycle; -7 = N/A as task was not run in this cycle
|
|
|
nback1list_sample |
Integer |
|
Recommended |
sample number in cycle for this 1-back task run (there are 11 samples in 1 cycle for a total of 44 samples in each run) |
1::44; -7
|
1 = first sample in the cycle; 2 = second sample in the list; 3 = third sample in the list; -7 = N/A as task was not run in this cycle
|
|
|
nback2fixation_acc |
Integer |
|
Recommended |
response accuracy in 2-back task fixation |
0; -7
|
default to 0; -7 = N/A as task was not run in this cycle
|
|
|
nback2fixation_cresp |
Integer |
|
Recommended |
2-back fixation correct response |
-7; -8
|
-7 = N/A as tasks was no run in this cycle; -8 not present
|
|
|
nback2fixation_resp |
String |
10
|
Recommended |
2-back fixation actual response |
|
SPACE = space bar key pressed; blank = blank (no input required); other = accidentally pressed another key
|
|
|
nback2fixation_rt |
Integer |
|
Recommended |
subject response time to 2-back task fixation |
0::15000; -7
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback2fixation_rttime |
Integer |
|
Recommended |
subject response timestamp in relation to beginning program execuation |
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback2letter_acc |
Integer |
|
Recommended |
subject response accuracy in 2-back task |
0 ; 1 ; -7
|
0 = incorrect response to sample ; 1 = correct respnse to sample ; -7 = N/A as task was not run in this cycle
|
|
|
nback2letter_cresp |
String |
10
|
Recommended |
2-back task expected correct response |
|
SPACE = space bar key pressed; blank = blank (no input required)
|
|
|
nback2letter_resp |
String |
10
|
Recommended |
2-back task actual response by subject |
|
SPACE = space bar key pressed; blank = blank (no input required); other = accidentally pressed another key
|
|
|
nback2letter_rt |
Integer |
|
Recommended |
subject response time to 2-back task |
0::1000; -7
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback2letter_rttime |
Integer |
|
Recommended |
subject response timestamp in 2-back task in relation to beginning program execution |
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback2list |
Integer |
|
Recommended |
sample number in 2-back task list presented in run(list constains 44 samples in total) |
1::44; -7
|
1 = first sample in the list; 2 = second sample in the list; 3 = third sample in the list; -7 = N/A as task was not run in this cycle
|
|
|
nback2list_cycle |
Integer |
|
Recommended |
number of cycles used in 2-back task (there are 11 samples in 1 cycle for a total of 44 samples in each run) |
1; -7
|
1 = 1 cycle; -7 = N/A as task was not run in this cycle
|
|
|
nback2list_sample |
Integer |
|
Recommended |
sample number in cycle for this 2-back task run (there are 11 samples in 1 cycle for a total of 44 samples in each run) |
1::44; -7
|
1 = first sample in the cycle; 2 = second sample in the list; 3 = third sample in the list; -7 = N/A as task was not run in this cycle
|
|
|
nback3fixation_acc |
Integer |
|
Recommended |
response accuracy in 3-back task fixation |
0; -7
|
nbacklist0; nbacklist1; nbacklist2; nbacklist3
|
|
|
nback3fixation_cresp |
Integer |
|
Recommended |
3-back fixation correct response |
-7; -8
|
-7 = N/A as tasks was no run in this cycle; -8 not present
|
|
|
nback3fixation_resp |
String |
10
|
Recommended |
3-back fixation actual response |
|
SPACE = space bar key pressed; blank = blank (no input required); other = accidentally pressed another key
|
|
|
nback3fixation_rt |
Integer |
|
Recommended |
subject response time to 3-back task fixation |
0::15000; -7
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback3fixation_rttime |
Integer |
|
Recommended |
subject response timestamp in relation to beginning program execuation |
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback3letter_acc |
Integer |
|
Recommended |
subject response accuracy in 3-back task |
0 ; 1 ; -7
|
0 = incorrect response to sample ; 1 = correct respnse to sample ; -7 = N/A as task was not run in this cycle
|
|
|
nback3letter_cresp |
String |
10
|
Recommended |
3-back task expected correct response |
|
SPACE = space bar key pressed; blank = blank (no input required)
|
|
|
nback3letter_resp |
String |
5
|
Recommended |
3-back task actual response by subject |
|
SPACE = space bar key pressed; blank = blank (no input required); other = accidentally pressed another key
|
|
|
nback3letter_rt |
Integer |
|
Recommended |
subject response time to 3-back task |
0::1000; -7
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
|
|
nback3letter_rttime |
Integer |
|
Recommended |
subject response timestamp in 3- back task in relation to beginning program execution |
|
in milliseconds; -7 = N/A as task was not run in this cycle
|
nback3letter_rttime. |
|
nback3list |
Integer |
|
Recommended |
sample number in 3-back task list presented in run(list constains 44 samples in total) |
1::44; -7
|
1 = first sample in the list; 2 = second sample in the list; 3 = third sample in the list; -7 = N/A as task was not run in this cycle
|
|
|
nback3list_cycle |
Integer |
|
Recommended |
number of cycles used in 3-back task (there are 11 samples in 1 cycle block for a total of 44 samples in each run) |
1; -7
|
1 = 1 cycle; -7 = N/A as task was not run in this cycle
|
|
|
nback3list_sample |
Integer |
|
Recommended |
sample number in cycle for this 3-back task run (there are 11 samples in 1 cycle for a total of 44 samples in each procedure block) |
1::44; -7
|
1 = first sample in the cycle; 2 = second sample in the list; 3 = third sample in the list; -7 = N/A as task was not run in this cycle
|
|
|
nackprocedure_trial |
String |
10
|
Recommended |
name of procedure trial list |
|
nbacklist0; nbacklist1; nbacklist2; nbacklist3
|
|
|
nackrunning_trial |
String |
10
|
Recommended |
name of running trial list |
|
nbacklist0; nbacklist1; nbacklist2; nbacklist3
|
|
|
nackstimulus |
String |
1
|
Recommended |
stimulus: letter presented |
|
A::Z
|
|
|
nbackdms_mrto |
Float |
|
Recommended |
Nback Delayed Match to Sample - Median Response Time Overall |
|
Median time between a probe and participant corresponding response across trials (ms)
|
|
|
nbackdms_pcmc1 |
Float |
|
Recommended |
Nback Delayed Match to Sample - Proportion Correct - Match - Condition 1 |
|
Proportion of correct trials, in which the current probe is a match to the target, during the 1-back condition
|
|
|
nbackdms_pcrnc1 |
Float |
|
Recommended |
Nback Delayed Match to Sample - Proportion Correct - Recent Negative - Condition 1 |
|
Proportion of correct trials, during the 1-back condition, among those trials in which the current probe matches a recently presented non-target (i.e., matches a simulus in the 2-back position)
|
|
|
nbackdms_pcnrnc1 |
Float |
|
Recommended |
Nback Delayed Match to Sample - Proportion Correct - NonRecent Negative - Condition 1 |
|
Proportion of correct trials, during the 1-back condition, among those trials in which the current probe does not match a recently presented non-target (i.e., does not match a stimulus that had been presented in the current 2-back position)
|
|
|
nbackdms_pcmc2 |
Float |
|
Recommended |
Nback Delayed Match to Sample - Proportion Correct - Match - Condition 2 |
|
Proportion of correct trials, in which the current probe is a match to the target, during the 2-back condition
|
|
|
nbackdms_pcrnc2 |
Float |
|
Recommended |
Nback Delayed Match to Sample - Proportion Correct - Recent Negative - Condition 2 |
|
Proportion of correct trials, during the 2-back condition, among those trials in which the current probe matches a recently presented non-target (i.e., matches a simulus in either the current 1-back or the current 3-back position)
|
|
|
nbackdms_pcnrnc2 |
Float |
|
Recommended |
Nback Delayed Match to Sample - Proportion Correct - NonRecent Negative - Condition 2 |
|
Proportion of correct trials, during the 2-back condition, among those trials in which the current probe does not match a recently presented non-target (i.e., does not match a stimulus that had been presented in either the current 1-back or the current 3-back position)
|
|
|
nbackdms_pco |
Float |
|
Recommended |
Nback Delayed Match to Sample - Proportion Correct Overall |
|
Proportion of correct trials
|
|
|
nback_d0 |
Float |
|
Recommended |
d score for 0-back task |
|
|
|
|
nback_d1 |
Float |
|
Recommended |
d score for 1-back task |
|
|
|
|
nback_d2 |
Float |
|
Recommended |
d score for 2-back task |
|
|
|
|
nback_d3 |
Float |
|
Recommended |
d score for 3-back task |
|
|
|
|
nback_d |
Float |
|
Recommended |
overall score for n-back task |
|
|
|
|
nback_data_complete |
Integer |
|
Recommended |
Complete? |
0::2
|
0 = Incomplete; 1 = Unverified; 2 = Complete
|
|
|
visit_year |
Integer |
|
Recommended |
Year of visit |
|
|
|
|
n0backacc |
Float |
|
Recommended |
Percent accuracy for 0-back |
|
|
|
|
n1backacc |
Float |
|
Recommended |
Percent accuracy for 1-back |
|
|
|
|
n2backacc |
Float |
|
Recommended |
Percent accuracy for 2-back |
|
|
|
|
meanrt_2back |
Float |
|
Recommended |
Average reaction time for all correct 2 back trials |
|
(ms)
|
|
|
medrt_1back |
Float |
|
Recommended |
Median reaction time for all correct 1 back trials |
|
(ms)
|
|
|
medrt_2back |
Float |
|
Recommended |
Median reaction time for all correct 2 back trials |
|
(ms)
|
|
|
hit_1back |
Integer |
|
Recommended |
Number of correct 1 back trials |
0::13
|
|
|
|
hit_2back |
Integer |
|
Recommended |
Number of correct 2 back trials |
0::13
|
|
|
|
percent_1back |
Float |
|
Recommended |
The percentage of correct 1 back trials |
0::1
|
0 = 0% :: 1 = 100%
|
|
|
percent_2back |
Float |
|
Recommended |
The percentage of correct 2 back trials |
0::1
|
0 = 0% :: 1 = 100%
|
|
|
false_alarm_1back |
Integer |
|
Recommended |
Number of incorrect 1 back trial |
0::13
|
|
|
|
false_alarm_2back |
Integer |
|
Recommended |
Number of incorrect 2 back trials |
0::13
|
|
|
|
meanrt_1back |
Float |
|
Recommended |
Average reaction time for all correct 1 back trials |
|
(ms)
|
|