Reliability of gait parameters in children under two years of age

Pascual Marques-Bruna1, Paul Grimshaw

  • 1School of Sciences and Sport, Edge Hill College, Ormskirk, Lancashire, England, UK. Marquesp@edgehill.ac.uk

Insights

This study found reliable within-day gait patterns in young children but unique individual gaits. Longitudinal analysis revealed significant monthly changes in gait kinematics during early walking development.

Area of Science:

  • Pediatrics
  • Biomechanics
  • Developmental Motor Control

Background:

  • Establishing reliable gait parameters in young children is crucial for clinical assessment, yet normative data is scarce.
  • Previous research primarily focused on older children and adults, leaving a gap in understanding early walking development.
  • Three-dimensional (3D) video analysis offers a precise method for quantifying gait kinematics.

Observation:

  • Nine typically developing children (10-21 months) underwent cross-sectional 3D gait analysis to assess within-day reliability.
  • A single child was monitored monthly for 8 months from independent walking onset to track gait development.
  • Ten kinematic variables indicative of walking efficiency were measured.

Findings:

  • All children demonstrated reliable within-day gait kinematics, supporting the consistency of measurements.
  • Significant between-subject variability in gait patterns was observed, highlighting individual differences.
  • The longitudinal case study revealed significant month-to-month changes in gait kinematics during the initial 8 months of autonomous walking.

Implications:

  • The findings provide valuable pilot data for longitudinal studies on early gait development in children.
  • This research offers potential normative data for pediatricians and child neurologists in clinical gait assessments.
  • Understanding individual gait variability and developmental changes is key for early identification of potential motor disorders.

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