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Walking Ability, Participation, and Quality of Life in Children with Spastic Diplegic Cerebral Palsy: A Path Analysis
Roshank Vameghi1, Seyed Ali Hoseini1, Samira Heydarian2
1Pediatric Neurorehabilitation Research Center, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran.
Insights
Muscle strength, balance, and spasticity significantly impact walking ability in children with spastic diplegic cerebral palsy (SDCP). Improved walking and participation are key to enhancing their quality of life.
Area of Science:
- Pediatrics
- Rehabilitation Medicine
- Biomedical Engineering
Background:
- Spastic diplegic cerebral palsy (SDCP) significantly affects motor function, participation, and quality of life in children.
- Understanding the interplay of factors influencing these outcomes is crucial for targeted interventions.
- Previous research has explored individual factors, but a comprehensive model is needed.
Purpose of the Study:
- To design and test a conceptual model examining the effects of various factors on walking ability, participation, and quality of life in children with SDCP.
- To identify key predictors of functional mobility and well-being in this population.
- To provide a data-driven framework for clinical practice and future research.
Main Methods:
- A cross-sectional study involving 181 children diagnosed with SDCP.
- Utilized validated measures including the Modified Ashworth Scale, Timed Up and Go Test, and pediatric Quality of Life questionnaires.
- Employed path analysis using structural equation modeling (Amos 17) to test the conceptual model.
Main Results:
- All paths in the proposed model were statistically significant (P <0.05).
- Muscle strength (B = -0.466), balance (B = 0.326), and spasticity (B = 0.143) were significant determinants of walking ability.
- Walking ability, in turn, significantly influenced participation (B = -0.819) and quality of life (B = -0.183).
Conclusions:
- Muscle strength, balance, and spasticity are primary modulators of walking ability in children with SDCP.
- Walking ability and participation emerge as critical mediators for improving the overall quality of life in this cohort.
- The findings support a multifactorial approach to intervention, emphasizing functional mobility and social engagement.
Objectives:
This study aims to design a conceptual model for the effect of various factors on walking ability, participation, and quality of life in children with spastic diplegic cerebral palsy (SDCP) and test it based on field data using path analysis.
Materials & Methods:
This cross-sectional study was performed on 181 children with SDCP. The following were used to measure each of the variables: the Modified Ashworth Scale, the Micro Manual Muscle Tester, the Timed Up and Go Test (TUG), the Boyd and Graham test, the goniometer, weight and height, the Gross Motor Function Classification System, the Life Habits Questionnaire, and cerebral palsy Quality of Life Questionnaire for Children. The structural model was tested in Amos 17.
Results:
All paths of the proposed model were significant (P <0.05). Among evaluated variables, muscle strength (B = -0.466), balance (B = 0.326), and spasticity (B = 0.143) affected walking ability. Moreover, as an intermediate factor, walking ability affected the subjects' participation (B = -0.819) and quality of life (B = -0.183).
Conclusion:
Muscle strength, balance, and spasticity are the most influential factors in the walking ability of children with SDCP. Furthermore, walking ability and participation are two critical factors in promoting the quality of life of these children.
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