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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

Gait Speed Test

89 Shared Subjects

N/A
Clinical Assessments
Task Based
12/12/2016
gst01
06/14/2023
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
Query gst1 Integer Recommended Does the participant use an assistive device for walking 0;1 0=No;1=Yes
Query gst2 Integer Recommended Assistive device for walking 1::7 1=Wheelchair; 2=Walker; 3=Quad/Tripod cane; 4=Crutches; 5=Standard cane; 6=White cane (has red band at the bottom, used by visually impaired persons); 7= Other walkingdevice
gst3 String 25 Recommended Assistive device for walking. Other specify walkingdevicespecify
Query gst4 Float Recommended Single task. Trial 1, seconds to walk 15 feet singletask1
Query gst5 Float Recommended Single task. Trial 2, seconds to walk 15 feet singletask2
Query gst6 Float Recommended Single task. Average walk speed, m/sec singletaskavg
Query gst7 Float Recommended Dual task. FLUENCY (verbally listing as many animals as possible) Trial 1, seconds to walk 15 feet dualtaskflu1
Query gst8 Float Recommended Dual task. Fluency. Trial 2, seconds to walk 15 feet dualtaskflu2
Query gst9 Float Recommended Dual task. Fluency. Average walk speed, m/sec dualtaskfluavg
Query gst10 Float Recommended Dual task. COUNTING (performing serial abstractions by 3s starting at 100) Trial 1, seconds to walk 15 feet dualtaskcount1
Query gst11 Float Recommended Dual task. Counting. Trial 2, seconds to walk 15 feet dualtaskcount2
Query gst12 Float Recommended Dual task. Counting. Average walk speed, m/sec dualtaskcountavg
comments String 4,000 Recommended Comments about assessment
Query gt_speed Float Recommended Average gait speed across all ST and DT trials gaittotal
gstfastavg Float Recommended Dual task. Fast walk. Average walk speed, m/sec, of two trials.
mw_walk1 Float Recommended Locomotion - 4 meter walk - Usual Pace - time, seconds 99 = Participant does not complete within 30 seconds
mw_walk2 Float Recommended Locomotion - 4 meter walk - Usual Pace - time, seconds trial 2 99 = Participant does not complete within 30 seconds
mw_dwt_walk Float Recommended Dual task alphabet (recite the alphabet, skipping every other letter) 4 meter walk - Usual Pace - time, seconds 99 = Participant does not complete within 30 seconds
mw_dwt_correct Integer Recommended Dual task alphabet - letters correct
mw_dual_walker Integer Recommended Dual task alphabet - letter errors
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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