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Sensorimotor development in cerebral-palsied infants assessed with the Uzgiris-Hunt scales
G Cioni1, P B Paolicelli, C Sordi
1Institute of Developmental Neurology, Psychiatry and Educational Psychology, University of Pisa, Italy.
Insights
Cognitive development in infants with cerebral palsy often shows delays, particularly in severe cases. Sensorimotor development patterns are similar to typically developing infants, questioning the role of action in early cognition.
Area of Science:
- Developmental Psychology
- Pediatrics
- Neuroscience
Background:
- Cerebral palsy (CP) significantly impacts motor function, raising questions about its effects on cognitive development.
- Early cognitive assessment is crucial for timely intervention in infants with CP.
- Understanding cognitive trajectories in infants with CP is essential for improving long-term outcomes.
Purpose of the Study:
- To investigate the cognitive development of infants with cerebral palsy using the Uzgiris-Hunt scales.
- To compare cognitive performance in infants with CP against normative Italian data and low-risk infant groups.
- To assess the feasibility of using the Uzgiris-Hunt scales in infants with severe motor impairments.
Main Methods:
- Utilized the Uzgiris-Hunt scales to assess cognitive development in 89 infants with cerebral palsy (6-24 months).
- Compared results with normative data from the Italian population and 11-13 month old term and preterm infants.
- Evaluated test applicability in infants with significant motor deficits.
Main Results:
- Most infants with cerebral palsy exhibited cognitive delays across multiple developmental scales.
- Tetraplegic infants demonstrated significantly poorer cognitive performance compared to diplegic or hemiplegic infants.
- No significant cognitive differences were observed between preterm and term infants (corrected for gestational age) in either CP or control groups.
- Sensorimotor development organization was comparable between infants with CP and typically developing controls.
Conclusions:
- The Uzgiris-Hunt scales are effective for assessing cognitive development in infants with cerebral palsy, even with severe motor impairment.
- Cognitive delays are prevalent in infants with cerebral palsy, with severity correlating with motor impairment type.
- Findings suggest that while sensorimotor development may follow similar patterns, the specific role of action in early cognitive development warrants further investigation in the context of cerebral palsy.
Abstract:
The cognitive development of a group of 89 cerebral-palsied infants, aged six to 24 months, was investigated using the Uzgiris-Hunt scales. The results were compared with normative data for the Italian population and with data obtained in a group of low-risk term and preterm infants, 11 to 13 months old. The test was easy to carry out, even on infants with a severe motor impairment. The majority of the infants showed cognitive delay on most of the scales. Tetraplegic patients performed significantly worse than those with diplegia or hemiplegia. There were no differences between preterm and term infants, for either normal or cerebral palsy groups, if age was corrected for preterm birth. Sensorimotor development appeared to be organized similarly for cerebral-palsied infants and normal controls; however, these data raise the question of the role of action in early cognitive development.