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Data Structures with shared data
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Convergence Insufficiency Screening

0 Shared Subjects

N/A
Clinical Assessments
Enrollment
12/02/2019
cis01
03/26/2020
View Change History
01
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 :: 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
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.