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Proprioceptive versus visual control in autistic children.

B A Masterton, G B Biederman

    Journal of Autism and Developmental Disorders
    |June 1, 1983
    PubMed
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    Autistic children may not prefer proximal sensory input; instead, they rely on proprioception (body sense) to adapt to visual challenges, compensating for difficulties with visual control. This suggests a different strategy than a simple sensory preference.

    Area of Science:

    • Neuroscience
    • Developmental Psychology
    • Sensory Processing

    Background:

    • Autism is often associated with sensory processing differences.
    • A presumed preference for proximal sensory input in autistic individuals has been suggested.
    • Understanding sensory strategies in autism is crucial for interventions.

    Purpose of the Study:

    • To investigate the sensory strategies used by autistic children.
    • To test the hypothesis of a preference for proximal over distal sensory input in autism.
    • To explore the role of proprioception versus vision in adaptation for autistic individuals.

    Main Methods:

    • Prism adaptation task involving lateral visual displacement.
    • Comparison of adaptation transfer between autistic, intellectually disabled, and typically developing children.

    Related Experiment Videos

  • Assessment of reliance on visual versus proprioceptive information.

    • Main Results:

    • Autistic subjects uniquely showed transfer of adaptation to the contralateral limb.
    • This transfer indicates a greater reliance on proprioception for adaptation in autism.
    • Non-autistic groups did not show this cross-limb adaptation.

    Conclusions:

    • Autistic individuals' adaptation strategy may involve proprioceptive reliance, not a preference for proximal input.
    • This proprioceptive use may compensate for impaired visual-motor control.
    • Findings challenge the simple proximal preference model and highlight alternative sensory strategies in autism.