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ABCD Game of Dice Summary Scores

10,414 Shared Subjects

Summary scores from the Game of Dice Task that assesses risk taking by having participants attempt to predict the outcome of a dice roll by choosing among different options that vary on their outcome probability and pay-off.
Clinical Assessments
Task Based
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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
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
eventname String 60 Required The event name for which the data was collected
gdt_scr_script_subjectid String 128 Recommended script.subjectid: Subject ID Number gdt_subjectid
gdt_scr_event String 60 Recommended Event selected by RA if not 2-year follow-up (HIDEFROMCOMPLETION) gdt_event
gdt_scr_session Integer Recommended Session number (01,02,03) gdt_session
gdt_scr_script_startdate String 30 Recommended script.startdate: Date script was run gdt_startdate
gdt_scr_script_starttime String 30 Recommended script.starttime: Time script was started gdt_starttime
gdt_scr_script_elapsedtime Integer Recommended script.elapsedtime: Time it took to run script (in ms) gdt_elapsedtime
gdt_scr_parameters_gdtversion Integer Recommended parameters.GDTversion: 1 = original version with feedback (default); 2 = version without feedback 1;2 1=Original Version with Feedback (Default); 2=Version without Feedback gdt_version
gdt_scr_values_account_balance Integer Recommended values.account_balance: Amount participant owns at the end gdt_account_balance
gdt_scr_values_single Integer Recommended values.single: Counts how many times participant has bet on 1 specific dice face gdt_values_single
gdt_scr_values_double Integer Recommended values.double: Counts how many times participant has bet on 2 specific dice face gdt_values_double
gdt_scr_values_triple Integer Recommended values.triple: Counts how many times participant has bet on 3 specific dice face gdt_values_triple
gdt_scr_values_quadruple Integer Recommended values.quadruple: Counts how many times participant has bet on 4 possible dice faces gdt_values_quadruple
gdt_scr_values_safe Integer Recommended values.safe: Counts how many times participants selected a safe bet (bets on 3 or 4 dice faces) gdt_values_safe
gdt_scr_values_risky Integer Recommended values.risky: Counts how many times participants selected a risky bet (bets on 1 or 2 dice faces) gdt_values_risky
gdt_scr_expressions_net_score Integer Recommended expressions.net_score: Reflects the number of safe (bets on 3 or 4 numbers) vs. risky (bets on 1 or 2 numbers) choices. It is computed as number of safe bets minus number of risky bets. gdt_ss_netscore
gdt_scr_values_wins Integer Recommended values.wins: Adds the number of winning bets gdt_values_wins
gdt_scr_values_losses Integer Recommended values.losses: Adds the number of losing bets gdt_values_losses
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.