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Postural control and automaticity in dyslexic children: the relationship between visual information and body sway
Jose A Barela1, Josenaldo L Dias, Daniela Godoi
1Graduate Program, Human Movement Science, Institute of Physical Activity and Sport Sciences, Cruzeiro do Sul University, São Paulo, SP, Brazil. jose.barela@cruzeirodosul.edu.br
Research in Developmental Disabilities
|April 19, 2011
Summary
Developmental dyslexia affects more than literacy, impacting motor skills. Dyslexic children struggle with automaticity, showing poorer postural control and weaker links between visual cues and body sway.
Area of Science:
- Neuroscience
- Developmental Psychology
- Motor Control
Background:
- Developmental dyslexia is characterized by literacy difficulties.
- Associated symptoms include impaired motor coordination and postural control.
- These deficits may stem from problems with automaticity.
Purpose of the Study:
- To investigate postural control in dyslexic children.
- To examine the integration of visual information with body sway.
- To explore potential automaticity deficits in dyslexic children's motor control.
Main Methods:
- Compared postural control in 10 dyslexic and 10 non-dyslexic children.
- Utilized a moving room paradigm (stationary and oscillating conditions).
- Analyzed body sway magnitude and the coupling between visual stimuli and body sway.
Main Results:
- Dyslexic children exhibited greater body sway than controls.
- Visual manipulation affected sway in all participants.
- The link between visual information and body sway was weaker and more variable in dyslexic children.
Conclusions:
- Dyslexic children demonstrate impaired postural control.
- Visual-motor integration for postural control is less efficient in dyslexia.
- Findings suggest underlying automaticity deficits in dyslexic children's motor processing.
