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Developmental changes in spatial margin of stability in typically developing children relate to the mechanics of gait

Ann Hallemans1, Evi Verbecque1, Raphael Dumas2

  • 1Department of Rehabilitation Sciences and Physiotherapy/Movant, Faculty of Medicine and Health Science, University of Antwerp, Belgium; Multidisciplinary Motor Center Antwerp, M²OCEAN, University of Antwerp, Belgium.

Gait & Posture
|April 30, 2018
PubMed

Insights

Children

Area of Science:

  • Biomechanics
  • Developmental Pediatrics
  • Gait Analysis

Background:

  • Immature balance control is a key factor in gait maturation.
  • The spatial margin of stability (MoS) offers insights into children's dynamic balance strategies during gait development.

Purpose of the Study:

  • To investigate the age-dependent changes in MoS in typically developing children.
  • To explore the relationship between MoS and spatio-temporal gait parameters.

Main Methods:

  • Retrospective analysis of gait data from 84 typically developing children (ages 1-10).
  • Calculation of MoS based on the mediolateral distance between the center of pressure and extrapolated center of mass during single support.

Main Results:

  • MoS showed moderate negative correlations with stride length, leg length, age, and swing duration.
  • Swing duration was the only significant predictor of MoS, explaining 18% of the variance.
  • MoS decreased with increasing swing duration, independently of age.

Conclusions:

  • Dynamic balance control, as measured by MoS, evolves with age in children.
  • Swing duration is a crucial factor influencing MoS in pediatric gait.
  • Further research should compare pediatric balance strategies to adult and pathological cases.
Abstract

Keywords:
Balance controlChildDevelopmentGaitMargin of stabilityStep-time parameters

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