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  1. Home
  3. Children With Developmental Coordination Disorder Exhibit Altered Cardiac Autonomic Control At Rest And During Exercise.
  1. Home
  3. Children With Developmental Coordination Disorder Exhibit Altered Cardiac Autonomic Control At Rest And During Exercise.

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Children with developmental coordination disorder exhibit altered cardiac autonomic control at rest and during

Tatiane T G Draghi1, Jorge L Cavalcante Neto2, Natália S Valverde3

  • 1Centro Universitario Nossa Senhora do Patrocinio, Itu, Sao Paulo, Brazil.

Clinics (Sao Paulo, Brazil)
|November 22, 2025

View abstract on PubMed

Summary
This summary is machine-generated.

Children with Developmental Coordination Disorder (DCD) show impaired cardiac autonomic control during rest and orthostatic stress. This autonomic dysfunction was observed before the 6-Minute Walk Test (6MWT).

Keywords:
Autonomic nervous systemExerciseHeart rateMotor skills disorderPhysical fitness

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Area of Science:

  • Pediatric Cardiology
  • Neurodevelopmental Disorders
  • Autonomic Nervous System Function

Background:

  • Developmental Coordination Disorder (DCD) is a neurodevelopmental condition affecting motor skills.
  • Autonomic nervous system (ANS) regulation is crucial for physiological responses during physical activity.
  • Limited research exists on cardiac autonomic control in children with DCD during exercise and recovery.

Purpose of the Study:

  • To investigate cardiac autonomic control in children with DCD compared to typically developing (TD) peers.
  • To assess ANS function at rest, during orthostatic stress, and during/after aerobic exercise (6-Minute Walk Test).
  • To evaluate physical activity levels and performance in the 6MWT for both groups.

Main Methods:

  • A case-control study involving 47 children (21 with DCD).
  • Cardiac autonomic control assessed via heart rate variability (HRV) using Polar® V800.
  • HRV measured at rest (supine, orthostatic), during the 6MWT, and during recovery; physical activity assessed using a questionnaire.

    • Main Results:

    • Children with DCD exhibited significant alterations in cardiac autonomic control during orthostatic stress (increased LFnu, decreased HFnu).
    • Significant differences in ANS function were also noted during exercise in the DCD group (decreased Δ2LFnu, increased Δ2HFnu).
    • No significant differences were found in 6MWT distance or self-reported physical activity levels between groups.

    Conclusions:

    • Children with DCD demonstrate impaired cardiac autonomic control at rest.
    • Autonomic dysfunction in DCD is evident before the 6MWT, particularly during orthostatic rest.
    • These findings highlight potential cardiovascular regulation challenges in children with DCD.