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NIMH Data Archive
NDA ABCD CCF OAI NIAAADA AMP SCZ HEAL

Dieting and Weight History Questionnaire

73 Shared Subjects

N/A
Clinical Assessments
Body Image
01/16/2019
dietweight01
01/17/2019
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
dwhq1 Integer Recommended What is the most you have ever weighed since reaching your current height (do not count any weight gains due to medical conditions or medication)? The most I have weighed since reaching my current height is (in pounds): 0::1000
q20_1a Float Recommended Weight lbs Weight change greater than 30 percent from baseline will be flagged as an adverse event. Field should not be left blank. If missing, please use -7,-8, -9. dwhq2
weight_dif Float Recommended Please determine the difference between the most you have weighed and current weight. lbs
dwhq3 String 100 Recommended Please determine the difference between the most you have weighed and current weight. If this difference is 5 lbs. or more, indicate which of the three following statements describe you best: A = The difference between my highest weight and my current weight is due to weight that I lost on purpose; B = The difference between my highest weight and my current weight is due to weight I lost even though I wasn't trying to; C = I'm not sure why I weigh less than I once did; 999 = question not answered (difference < 5 lbs)
dwhq4 String 100 Recommended For about how long have you been at or close (within 2 lbs.) to your present weight?
dwhq5 Integer Recommended Which of these statements best describes what has happened to your weight during the past 6 months? 1::4 1 = My weight has stayed about the same; 2 = I've been losing weight; 3 = I've been gaining weight; 4 = My weight has fluctuated a lot
dwhq6 Integer Recommended Are you currently on a diet 0::1 0 = No; 1 = Yes
dwhq7 Integer Recommended Are you currently dieting to lose weight or to avoid gaining weight? 1::2;-999 1 = To lose weight; 2 = To avoid gaining weight; -999 = N/A or Missing
dwhq8 Integer Recommended Have you ever been on a diet to control your weight? 0::1 0 = No; 1 = Yes; 999 = Question not answered
dwhq9 Integer Recommended Abot how old were you when you went on your first diet? 0::105;-999 Age in years; -999 = N/A or Missing
dwhq10 Integer Recommended Please estimate as best you can the number of times in your life you have dieted and lost 1-4 pounds
dwhq11 Integer Recommended Please estimate as best you can the number of times in your life you have dieted and lost 5-10 pounds
dwhq12 Integer Recommended Please estimate as best you can the number of times in your life you have dieted and lost 11-15 pounds
dwhq13 Integer Recommended Please estimate as best you can the number of times in your life you have dieted and lost 16 or more pounds.
dwhq14 Integer Recommended How old were you when you first engaged in binge eating (i.e., distinct eating episodes in which you experience a sense of loss of control over your eating and eat what you consider an excessive amount of food)? 0::105 Age in years
dwhq15 Integer Recommended How old were you when you first self-induced vomiting to compensate for a binge eating episode or in an effort to influence your weight or shape? 0::105;999;-999 Age in years; 999 = participant has never used the behavior; -999 = N/A or Missing
dwhq16 Integer Recommended How old were you when you first used laxatives to compensate for a binge eating episode or in an effort to influence your weight or shape? 0::105;999;-999 Age in years; 999 = participant has never used the behavior; -999 = N/A or Missing
dwhq17 Integer Recommended How old were you when you first used diuretics to compensate for a binge eating episode or in an effort to influence your weight or shape? 0::105;999;-999 Age in years; 999 = participant has never used the behavior; -999 = N/A or Missing
dwhq18 Integer Recommended How old were you when you first used diet pills to compensate for a binge eating episode or in an effort to influence your weight or shape? 0::105;999;-999 Age in years; 999 = participant has never used the behavior; -999 = N/A or Missing
dwhq19 Integer Recommended How old were you when you first used exercise to compensate for a binge eating episode or in an effort to influence your weight or shape? 0::105;999;-999 Age in years; 999 = participant has never used the behavior; -999 = N/A or Missing
dwhq20 Integer Recommended How old were you when you first went 8 or more consecutive hours without eating to compensate for a binge eating episode or in an effort to influence your weight or shape? 0::105;999 Age in years; 999 = participant has never used the behavior
dwhq21 Integer Recommended How old were you when you first used any other extreme weight loss behavior(s) to compensate for a binge eating episode or in an effort to influence your weight or shape? 0::105;999;-999 Age in years; 999 = participant has never used the behavior; -999 = N/A or Missing
dwhq22 String 1,000 Recommended Please specify what other extreme weight loss behavior(s) you have used 999 = participant has never used any other extreme weight loss behavior
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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