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Updated: Jun 14, 2026

Event-related Potentials During Target-response Tasks to Study Cognitive Processes of Upper Limb Use in Children with Unilateral Cerebral Palsy
Published on: January 11, 2016
Developmental and functional abilities in children with cerebral palsy as related to pattern and level of motor
Annette Majnemer1, Michael Shevell, Nicholas Hall
1School of Physical and Occupational Therapy, McGill University, Quebec, Canada. annette.majnemer@mcgill.ca
Insights
Children with quadriplegia or severe mobility impairments (Level IV-V) face more functional limitations. However, those with hemiplegia, diplegia, or better motor function (Levels I-III) show diverse capabilities, highlighting the need for individualized assessments.
Area of Science:
- Pediatric Neurology
- Developmental Pediatrics
- Rehabilitation Medicine
Background:
- Cerebral palsy (CP) presents diverse motor impairments affecting school-aged children.
- Understanding the relationship between CP patterns, motor function levels, and broader abilities is crucial for targeted interventions.
Purpose of the Study:
- To evaluate the abilities and functional limitations in school-aged children with cerebral palsy across different spasticity patterns and Gross Motor Function Classification System (GMFCS) levels.
- To identify specific challenges faced by children with quadriplegia and higher GMFCS levels.
Main Methods:
- Compared abilities (intelligence, behavior, motor, functional limitations) in children with CP categorized by spasticity patterns (quadriplegia, hemiplegia, diplegia) and GMFCS levels (I-V).
- Utilized standardized measures for intelligence, behavior, motor function, communication, daily living, and socialization.
Main Results:
- Children with quadriplegia exhibited lower motor performance and prosocial behaviors compared to hemiplegia and diplegia groups.
- Children in GMFCS Level IV-V showed significantly lower prosocial behaviors than other levels.
- Functional limitations were more prevalent in children with quadriplegia and GMFCS Level IV-V.
Conclusions:
- Children with quadriplegia and GMFCS Level IV-V are at higher risk for functional limitations.
- Children with hemiplegia, diplegia, or better motor function (GMFCS Levels I-III) demonstrate varied capabilities.
- A comprehensive, holistic assessment approach is essential to address the diverse needs of children with cerebral palsy effectively.
Abstract:
Abilities among school-aged children with cerebral palsy with different patterns and levels of motor function were evaluated. Children within spasticity patterns (33 with quadriplegia, 25 with hemiplegia, 19 with diplegia) and Gross Motor Function Classification System levels were compared (level I, walking = 47%; level II-III, restricted ambulation = 18%; level IV-V, wheelchair needs = 34%,). Outcomes included measures of intelligence, behavior, motor, and functional limitations (communication, daily living, socialization). Motor performance and prosocial behaviors were lower for children with quadriplegia (F = 16.13, 12.71; P < .0001), with no differences for behavioral difficulties between spasticity groups. Prosocial behaviors were different between level IV-V and other groups (F = 16.25, P < .0001). Functional limitations were more likely for children with quadriplegia (P < .0001), but not diplegia or hemiplegia, and for children in level IV-V, but similar for level I and level II-III. Children with quadriplegia, or level IV-V, are more likely to exhibit limitations, whereas children with better motor function (I-III), hemiplegia, or diplegia, exhibit diverse capabilities. A holistic assessment approach is essential to ensure that limitations are addressed comprehensively.
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