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This is a U.S. Government computer system, which may be accessed and used only for authorized Government business by authorized personnel. Unauthorized access or use of this computer system may subject violators to criminal, civil, and/or administrative action. All information on this computer system may be intercepted, recorded, read, copied, and disclosed by and to authorized personnel for official purposes, including criminal investigations. Such information includes sensitive data encrypted to comply with confidentiality and privacy requirements. Access or use of this computer system by any person, whether authorized or unauthorized, constitutes consent to these terms. There is no right of privacy in this system.

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NIMH Data Archive
NDA ABCD CCF OAI NIAAADA AMP SCZ HEAL

ABCD Summary Scores Developmental History

0 Shared Subjects

ABCD Developmental History Questionnaire: If no is endorsed, for a gating item, e.g., Cocaine?, value is missing for "How many times...? In this instrument, "0" has replaced missing for all relevant items.
Clinical Assessments
Med History
07/20/2018
abcd_devhxss01
10/27/2020
View Change History
01
Definition
Submission Template
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::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 Recommended The event name for which the data was collected
Query devhx_ss_8_cigs_per_day_p Float Recommended Tobacco? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_8_alcohol_max_p Float Recommended Alcohol? Maximum drinks in one sitting? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "Maximum drinks in one sitting?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_8_alcohol_avg_p Float Recommended Alcohol? Average drinks per week? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "Average drinks per week?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_8_alcohol_effects_p Float Recommended Alcohol? How many drinks did it take to feel the effects of alcohol? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many drinks ...?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_8_marijuana_amt_p Float Recommended Marijuana? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_8_coc_crack_amt_p Float Recommended Cocaine/Crack? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_8_her_morph_amt_p Float Recommended Heroin/Morphine? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_8_oxycont_amt_p Float Recommended Oxycontin? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_9_cigs_per_day_p Float Recommended Tobacco? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_9_alcohol_max_p Float Recommended Alcohol? Maximum drinks in one sitting? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "Maximum drinks in one sitting?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_9_alcohol_avg_p Float Recommended Alcohol? Average drinks per week? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "Average drinks per week?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_9_alcohol_effects_p Float Recommended Alcohol? How many drinks did it take to feel the effects of alcohol? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many drinks ...?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_9_marijuana_amt_p Float Recommended Marijuana? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_9_coc_crack_amt_p Float Recommended Cocaine/Crack? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_9_her_morph_amt_p Float Recommended Heroin/Morphine? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_9_oxycont_amt_p Float Recommended Oxycontin? How many times per day? In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many times per day?" was stored as missing. Here we have replaced missing with "0".
Query devhx_ss_12_p Integer Recommended About how many weeks premature was the child when they were born? 0 ; 1 ; 2 ; 3 ; 4 ; 5 ; 6 ; 7 ; 8 ; 9 ; 10 ; 11 ; 12 ; 13 ; 999 0 = 0; 1 = 1; 2 = 2; 3 = 3; 4 = 4; 5 = 5; 6 = 6; 7 = 7; 8 = 8; 9 = 9; 10 = 10; 11 = 11; 12 = 12; 13 = Greater than 12; 999 = Don't know | In the Developmental History survey, if "No" was endorsed for use of a substance, the answer for "How many weeks...?" was stored as missing. Here we have replaced missing with "0".
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

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