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subjectkey |
GUID |
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Required |
The NDAR Global Unique Identifier (GUID) for research subject |
NDAR*
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src_subject_id |
String |
20
|
Required |
Subject ID how it's defined in lab/project |
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interview_date |
Date |
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Required |
Date on which the interview/genetic test/sampling/imaging/biospecimen was completed. MM/DD/YYYY |
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interview_age |
Integer |
|
Required |
Age in months at the time of the interview/test/sampling/imaging. |
0 :: 1260
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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.
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sex |
String |
20
|
Required |
Sex of subject at birth |
M;F; O; NR
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M = Male; F = Female; O=Other; NR = Not reported
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gender |
|
version_form |
String |
121
|
Recommended |
Form used/assessment name |
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hrv1 |
Float |
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Recommended |
Heart rate difference score between present and previous epoch: 2 - 1 |
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hrv2 |
Float |
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Recommended |
Heart rate difference score between present and previous epoch: 3 - 2 |
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hrv3 |
Float |
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Recommended |
Heart rate difference score between present and previous epoch: 4 - 3 |
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hrv4 |
Float |
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Recommended |
Heart rate difference score between present and previous epoch: 5 - 4 |
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hrv5 |
Float |
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Recommended |
Heart rate difference score between present and previous epoch: 6 - 5 |
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hrv6 |
Float |
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Recommended |
Heart rate difference score between present and previous epoch: 7 - 6 |
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hrv7 |
Float |
|
Recommended |
Heart rate difference score between present and previous epoch: 8 - 7 |
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hrv8 |
Float |
|
Recommended |
Heart rate difference score between present and previous epoch: 9 - 8 |
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hrv9 |
Float |
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Recommended |
Heart rate difference score between present and previous epoch: 10 - 9 |
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heart_rate1 |
Float |
|
Recommended |
Average heart rate for task epoch 1 |
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heart_rate2 |
Float |
|
Recommended |
Average heart rate for task epoch 2 |
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heart_rate3 |
Float |
|
Recommended |
Average heart rate for task epoch 3 |
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heart_rate4 |
Float |
|
Recommended |
Average heart rate for task epoch 4 |
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heart_rate5 |
Float |
|
Recommended |
Average heart rate for task epoch 5 |
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heart_rate6 |
Float |
|
Recommended |
Average heart rate for task epoch 6 |
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heart_rate7 |
Float |
|
Recommended |
Average heart rate for task epoch 7 |
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heart_rate8 |
Float |
|
Recommended |
Average heart rate for task epoch 8 |
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heart_rate9 |
Float |
|
Recommended |
Average heart rate for task epoch 9 |
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heart_rate10 |
Float |
|
Recommended |
Average heart rate for task epoch 10 |
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|
Query
|
visit |
String |
60
|
Recommended |
Visit name |
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fhrv |
Float |
|
Recommended |
Standard deviation of fetal heart rate across a set time period. |
|
999=Missing
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fhrtime |
Float |
|
Recommended |
Duration of fetal heart rate collection period in minutes |
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|
time |
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hrv_power_hfb |
Float |
|
Recommended |
Average Heart Rate Variability in the High Frequency Band (HFB) |
0::10
|
milliseconds squared
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hrv_rmssd |
Float |
|
Recommended |
Root Mean Square of Successive Differences (RMSSD) between normal heartbeats for each task |
0::10000
|
milliseconds
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hrv_task_type |
String |
100
|
Recommended |
Type of task |
|
i.e., Bandit, Picture Type, Shock or Reward
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hfrsapk |
Float |
|
Recommended |
HF(High Frequency)/RSA(Respiratory Sinus Arrhythmia) Peak Power |
|
ms**2/Hz
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lfhfrat |
Float |
|
Recommended |
LF(Low Frequency)/HF(High Frequency) Ratio |
|
ms**2/Hz
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meanhr |
Float |
|
Recommended |
Mean Heart Rate |
|
beats/minute
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meanibi |
Float |
|
Recommended |
Mean IBI(Interbeat Interval) |
|
Milliseconds
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respir_amplitude |
Float |
|
Recommended |
Respiration Amplitude |
0::99999
|
|
|
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respir_rate |
Float |
|
Recommended |
Respiration Rate |
1 :: 99999
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|
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sampfreq |
Integer |
|
Recommended |
Sampling Frequency |
|
Hz
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strttm |
Float |
|
Recommended |
Start Time |
|
In seconds
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endtm |
Float |
|
Recommended |
End Time |
|
In seconds
|
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ctrpeaks |
Integer |
|
Recommended |
Number of R's Found |
0::99
|
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rsa |
String |
50
|
Recommended |
Respiratory Sinus Arrhythmia (RSA) Reactivity |
|
|
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avnn |
Float |
|
Recommended |
Average of Normal-to-Normal Intervals in ms |
1 :: 99999
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sdnn |
Float |
|
Recommended |
Standard deviation of normal-to-normal intervals |
0::200
|
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rmssd |
Float |
|
Recommended |
Root-mean square differences of successive R-R intervals. |
0::150
|
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nn50 |
Float |
|
Recommended |
Number of Interval Differences of Successive NN Intervals more than 50 ms |
0::99999
|
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pnn50 |
Float |
|
Recommended |
Mean number of times per hour in which the change in consecutive NN intervals exceeds 50 milliseconds. |
0::1
|
|
|
|
file_name |
File |
100
|
Recommended |
Protocol document included in the submission package. |
|
|
|
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taskid01 |
Integer |
|
Recommended |
ID of the task |
|
See protocol documentation for epoch definitions
|
|
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vlfpower |
Float |
|
Recommended |
VLF(Very Low Frequency) Power |
|
ms**2/Hz
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vlfpeak |
Float |
|
Recommended |
VLF(Very Low Frequency) Peak Power |
|
ms**2/Hz
|
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lfpower |
Float |
|
Recommended |
LF(Low Frequency) Power |
|
ms**2/Hz
|
|
|
lfpeak |
Float |
|
Recommended |
LF(Low Frequency) Peak Power |
|
ms**2/Hz
|
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|
hfrsapw |
Float |
|
Recommended |
HF(High Frequency)/RSA(Respiratory Sinus Arrhythmia) Power |
|
ms**2/Hz
|
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