Repeatability of temporospatial gait measures in children using the GAITRite electronic walkway

Deborah E Thorpe1, Stacey C Dusing, Charity G Moore

  • 1Center for Human Movement Science, Division of Physical Therapy, University of North Carolina, Chapel Hill, NC 27599-7135, USA. dthorpe@med.unc.edu

Insights

The GAITRite walkway shows poor to excellent repeatability for assessing child gait parameters. Data in children aged 1.3-10.9 years is comparable to adult gait measurements.

Area of Science:

  • Pediatrics
  • Biomechanics
  • Gait Analysis

Background:

  • Gait analysis is crucial for understanding child development and identifying abnormalities.
  • The GAITRite electronic walkway is a tool used to measure gait parameters.
  • Repeatability data in children is essential for its clinical application.

Purpose of the Study:

  • To assess the repeatability of temporal and spatial gait parameters in healthy children using the GAITRite electronic walkway.
  • To compare repeatability data in children to existing adult data.

Main Methods:

  • An immediate test-retest design was employed with 57 healthy children (1.3-10.9 years old).
  • Participants were stratified into three age groups.
  • Two barefoot walks at preferred speed were recorded, and statistical analyses including ICC and CV were performed.

Main Results:

  • Overall repeatability (ICC) ranged from 0.05 to 0.93.
  • Clinically acceptable error (CV) was found for most gait variables.
  • Exceptions included toe-in/out and heel-to-heel base of support variables, which showed higher variability.

Conclusions:

  • The GAITRite walkway demonstrates variable but often acceptable repeatability for assessing temporospatial gait in children.
  • Repeatability in children is comparable to that observed in adults.
  • The GAITRite system shows promise as a clinical tool for pediatric gait assessment.
Abstract

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