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Subtypes of developmental coordination disorder: research on their nature and etiology

Laurence Vaivre-Douret1, Christophe Lalanne, Isabelle Ingster-Moati

  • 1University of Paris Descartes, Paris, France. laurence.vaivre-douret@inserm.fr

Developmental Neuropsychology
|June 14, 2011
PubMed

Insights

This study identifies distinct subtypes of Developmental Coordination Disorder (DCD), differentiating between pure developmental dyspraxia patterns and mixed forms with comorbidities.

Area of Science:

  • Pediatric Neurology
  • Developmental Psychology
  • Neuroscience

Background:

  • Developmental Coordination Disorder (DCD) affects children's motor skills, often presenting as clumsiness or developmental dyspraxia.
  • Understanding DCD's subtypes is crucial for targeted interventions and research into its neurological underpinnings.

Purpose of the Study:

  • To enhance the understanding of DCD's nature and etiology.
  • To identify distinct subtypes of developmental dyspraxia within the DCD population.
  • To establish specific clinical criteria for these subtypes.

Main Methods:

  • Enrolled 43 children aged 5-15 years diagnosed with DCD according to DSM-IV-TR criteria.
  • Conducted extensive standardized evaluations to assess motor and cognitive functions.
  • Utilized diagnostic criteria to differentiate between subtypes of dyspraxia.

Main Results:

  • Distinguished two patterns of "pure" developmental dyspraxia: ideomotor and visual-spatial/visual-constructional.
  • Identified a "mixed" dyspraxia subtype characterized by more comorbidities.
  • Provided a clearer classification of DCD subtypes based on clinical presentation.

Conclusions:

  • The study offers a refined understanding of DCD, differentiating specific subtypes of developmental dyspraxia.
  • Findings contribute to understanding DCD etiology and potential brain dysfunction patterns.
  • Identified subtypes can guide more precise clinical diagnosis and therapeutic approaches for children with DCD.

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