Level versus inclined walking: ambulatory compensations in children with cerebral palsy under outdoor conditions

N S Stott1, N Reynolds, P McNair

  • 1Starship Children's Hospital (Dr Stott), Auckland, New Zealand; Health and Physical Rehabilitation Research Centre (Ms Reynolds and Dr McNair), Auckland University of Technology, Auckland, New Zealand.

Insights

Children with cerebral palsy (CP) adapt to inclined walking similarly to typically developing peers. However, they exhibit greater postural adjustments, particularly trunk lean, when navigating slopes.

Area of Science:

  • Biomechanics
  • Pediatric Rehabilitation
  • Movement Science

Background:

  • Cerebral palsy (CP) affects motor control, impacting gait.
  • Inclined walking presents unique biomechanical challenges.
  • Understanding gait adaptations in children with CP is crucial for functional mobility.

Purpose of the Study:

  • To examine gait adaptations in children with CP on inclined outdoor surfaces.
  • To compare these adaptations with those of typically developing children.

Main Methods:

  • Ten children with CP (Gross Motor Function System level II) and 10 typically developing children participated.
  • Gait parameters including velocity, stride length, and joint/trunk angles were measured.
  • Four walking conditions were assessed: indoor, outdoor level, and 7° inclined up/down ramps.

Main Results:

  • Gait patterns remained consistent between indoor and outdoor level walking for both groups.
  • Both groups increased hip and knee flexion when walking uphill.
  • Children with CP demonstrated significantly greater forward and posterior trunk lean on up-slopes and down-slopes, respectively.

Conclusions:

  • Children with CP demonstrate similar kinematic adaptations to inclined walking as their typically developing peers.
  • CP group utilizes more pronounced trunk postural adjustments to manage inclines.
  • These findings highlight specific compensatory strategies in children with CP during challenging terrain navigation.
Abstract

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