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Data Structures with shared data
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Affective Environment Task

0 Shared Subjects

Clinical Assessments
Task Based
View Change History
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 subjid
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 :: 1260 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
trial Integer Recommended Trial number 0::400; -777; -999 1 = first; 2= second; 3=third; 4=fourth; 5=fifth; 6=sixth; etc; -777=NA, -999=missing
choiceonset_time Integer Recommended Choice. Onset Time choice_onset
tac_crt Float Recommended Choice Reaction Time (ms) choice_rt
yemo_2 String 255 Recommended 1b. Which one? (1ST VIDEO) video_chosen
video_onset Float Recommended Onset of chosen video (In relative task time)
video_offset Float Recommended End of chosen video (In relative task time)
fixation_onset Float Recommended Onset of fixation cross (In relative task time). Fixation across appears after each video before returning to the video choice screen
fixation_offset Float Recommended End of fixation cross (In relative task time)
aro_onset Float Recommended Onset of arousal sliding scale rating (in relative task time)
aro_rt Float Recommended Reaction time of participant moving the sliding scale. (In seconds relative to Aro_onset)
aro_resp Integer Recommended Participants arousal rating. 0::100 0=least activated; 100=most activated
aro_buttondown Integer Recommended Did the participant press a key to move the sliding scale. 0;1 0= No; 1= Yes
aro_submit Integer Recommended Did the participant press the submit key 0;1 0= No; 1= Yes
aro_submitrt Float Recommended Reaction time - from rating onset to pressing the submit key for arousal scale
val_onset Float Recommended Onset of valence sliding scale rating
val_rt Float Recommended Reaction time of participant moving the sliding scale
val_resp Integer Recommended Participants valence rating 0::100 0= most unpleasant; 100= most pleasant
val_buttondown Integer Recommended Did the participant press a key to move the sliding scale 0;1 0= No; 1= Yes
val_submit Integer Recommended Did the participant press the submit key 0;1 0= No; 1= Yes
val_sumbitrt Float Recommended Reaction time of the participant pressing the submit key for valence scale
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

Please email the The NDA Help Desk with any questions.