Transcranial direct current stimulation during treadmill training in children with cerebral palsy: a randomized

Luanda André Collange Grecco1, Natália de Almeida Carvalho Duarte2, Mariana E Mendonça3

  • 1Rehabilitation Sciences, Universidade Nove de Julho, São Paulo, SP, Brazil; Pediatric Neurosurgical Center (CENEPE), São Paulo, SP, Brazil; Laboratory of Neuromodulation, Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, MA, United States.

Insights

This study found that combining transcranial direct current stimulation (tDCS) with treadmill training significantly improved gait in children with cerebral palsy (CP). These improvements in gait patterns were sustained post-intervention.

Area of Science:

  • Neurorehabilitation
  • Pediatric Neurology
  • Movement Science

Background:

  • Impaired gait is a significant functional challenge for children with cerebral palsy (CP).
  • Treadmill training shows promise for enhancing gait patterns in children with CP.
  • Transcranial direct current stimulation (tDCS) may augment motor rehabilitation outcomes.

Purpose of the Study:

  • To investigate the impact of tDCS administered during treadmill training on the gait patterns of children with spastic diparetic CP.
  • To assess if tDCS enhances the benefits of treadmill training for gait improvement in this population.

Main Methods:

  • A double-blind, randomized controlled trial was conducted with 24 children diagnosed with CP.
  • Participants were assigned to either an experimental group receiving active anodal tDCS (1mA) over the primary motor cortex or a control group receiving placebo tDCS.
  • Both groups underwent ten 20-minute sessions of treadmill training.

Main Results:

  • The experimental group demonstrated notable improvements in temporal functional mobility and various spatiotemporal and kinematic gait variables.
  • These gait enhancements were maintained for one month following the completion of the intervention.
  • A significant alteration in corticospinal excitability was observed in the tDCS group compared to the control group.

Conclusions:

  • Administering tDCS concurrently with treadmill training potentiates the positive effects of motor training on gait in children with spastic diparetic CP.
  • This combined approach offers a promising strategy for improving gait function and corticospinal excitability in pediatric CP.
  • The findings support tDCS as an adjunct therapy to enhance motor rehabilitation outcomes in children with CP.

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