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Coordinate Mapping of Hyolaryngeal Mechanics in Swallowing
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Footwear Alters Lower Extremity Coordination Variability.

Braden H Romer1, Wendi Weimar2, John Fox3

  • 11 Department of Exercise Science, High Point University, High Point, NC, USA.

Perceptual and Motor Skills
|July 24, 2019
PubMed
Summary

Footwear significantly alters walking coordination by diminishing tactile feedback, affecting neuromuscular control. This study explored footwear

Keywords:
coordination variabilityfootweargait coordinationtextured insolewalking

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Area of Science:

  • Biomechanics
  • Motor Control
  • Human Movement Analysis

Background:

  • Footwear influences kinematic and kinetic gait variables.
  • Outsole material may impede tactile feedback integration in motor control.
  • Understanding footwear's impact on gait is crucial for injury prevention and performance.

Purpose of the Study:

  • Investigate footwear's influence on lower extremity coordination during walking.
  • Examine the effect of augmented tactile feedback on gait patterns.
  • Analyze gender differences in response to altered footwear conditions.

Main Methods:

  • Collected 3D kinematic data from 48 participants (24 male, 24 female) across four footwear conditions.
  • Calculated continuous relative phase (CRP) for interjoint coordination patterns.
  • Utilized deviation phase and mean CRP to compare motor coordination.

Main Results:

  • Significant footwear effects on spatiotemporal variables and motor coordination.
  • Females exhibited higher cadence and shorter stride length than males.
  • Increased thigh-shank coordination variability was observed in shod versus unshod conditions.

Conclusions:

  • Footwear diminishes or delays tactile feedback, altering neuromuscular control during walking.
  • Footwear significantly impacts lower extremity coordination patterns.
  • Gender differences exist in spatiotemporal gait variables.