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Warning Notice 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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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

Convergence Insufficiency Screening

328 Shared Subjects

N/A
Clinical Assessments
Enrollment
12/02/2019
cis01
03/26/2020
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 subnum
interview_date Date Required Date on which the interview/genetic test/sampling/imaging/biospecimen was completed. MM/DD/YYYY sdate
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
q1_eyes_tired Integer Recommended Do your eyes feel tired when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q2_uncomfortable Integer Recommended Do your eyes feel uncomfortable when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q3_headaches Integer Recommended Do you have headaches when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q4_sleepy Integer Recommended Do you feel sleepy when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q5_concentration Integer Recommended Do you lose concentration when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q6_remember Integer Recommended Do you have trouble remembering what you have read? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q7_double_vision Integer Recommended Do you have double vision when reading or doing close work 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q8_words_jump Integer Recommended Do you see the words move, jump, swim or appear to float on the page when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q9_read_slowly Integer Recommended Do you feel like you read slowly? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q10_eyes_hurt Integer Recommended Do your eyes ever hurt when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q11_eyes_sore Integer Recommended Do your eyes ever feel sore when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q12_pulling Integer Recommended Do you feel a "pulling" feeling around your eyes when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q13_blurring Integer Recommended Do you notice the words blurring or coming in and out of focus when reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q14_lose_place Integer Recommended Do you lose your place while reading or doing close work? 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
q15_reread Integer Recommended Do you have to re-read the same line of words when reading 0::4 0= Never; 1= Infrequently; 2= Sometimes; 3= Fairly Often; 4= Always
total_num_x0 Integer Recommended Total number coded 0
total_num_x1 Integer Recommended Total number coded 1
total_num_x2 Integer Recommended Total number coded 2
total_num_x3 Integer Recommended Total number coded 3
total_num_x4 Integer Recommended Total number coded 4
total_column_x0 Integer Recommended Total number coded 0 multiplied by 0
total_column_x1 Integer Recommended Total number coded 1 multiplied by 1
total_column_x2 Integer Recommended Total number coded 2 multiplied by 2
total_column_x3 Integer Recommended Total number coded 3 multiplied by 3
total_column_x4 Integer Recommended Total number coded 4 multiplied by 4
cis_total_score Integer Recommended CIS Total Score (sum of all column scores)
comments_misc String 4,000 Recommended Miscellaneous comments on study, interview, methodology relevant to this form data
session Integer Recommended Session
validity String 13 Recommended Validity rating Yes;No;Questionnable
site String 101 Recommended Site Study Site
false_positive Integer Recommended If participant was seen for further evaluation/treatment and does not have CI, please indicate that here 0;1 0= No; 1= Yes
resp_source Integer Recommended Respondent Source 1::6 1= subject; 2= parent; 3= clinician; 4= teacher; 5= trainer; 6= fidelity reviewer source
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.

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