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Updated: Oct 23, 2025

Measurements of Motor Function and Other Clinical Outcome Parameters in Ambulant Children with Duchenne Muscular Dystrophy
Published on: January 12, 2019
Clinical outcome assessments in Duchenne muscular dystrophy and spinal muscular atrophy: past, present and future
Leslie L Nelson1, Susan T Iannaccone2
1Department of Physical Therapy, University of Texas Southwestern Medical Center, 6011 Harry Hines Blvd, Dallas, TX, United States.
Insights
Pediatric motor development scales for neuromuscular disorders have advanced significantly. This review tracks the evolution of these scales, focusing on spinal muscular atrophy and Duchenne muscular dystrophy, and discusses future clinical outcome assessments.
Area of Science:
- Pediatric Neurology
- Rehabilitation Medicine
- Clinical Outcome Assessment
Background:
- Neuromuscular disorders significantly impact pediatric motor development.
- Standardized assessment tools are crucial for tracking disease progression and treatment efficacy.
- Existing scales have undergone substantial evolution over time.
Purpose of the Study:
- To provide a historical overview of motor development scales in pediatric neuromuscular disorders.
- To update on the advancements of scales used for spinal muscular atrophy and Duchenne muscular dystrophy.
- To explore the future trajectory of Clinical Outcome Assessments in this field.
Main Methods:
- Literature review of historical and contemporary scales.
- Analysis of scale development and validation processes.
- Focus on scales relevant to spinal muscular atrophy and Duchenne muscular dystrophy.
Main Results:
- Significant evolution in the sophistication and application of pediatric motor development scales.
- Identification of key advancements in scales for spinal muscular atrophy and Duchenne muscular dystrophy.
- Highlighting the collaborative efforts driving the development of outcome measures.
Conclusions:
- The field of pediatric neuromuscular disorder assessment has seen considerable progress.
- Continued refinement and collaboration are essential for developing robust Clinical Outcome Assessments.
- Future directions point towards more comprehensive and patient-centered outcome measures.
Abstract:
Scores and scales used in pediatric motor development for neuromuscular disorders have evolved greatly since the beginning of their development. In this review we provide a brief history of scales used in pediatric patients with neuromuscular disorders and an update regarding the advancement of the scales commonly used in patients with spinal muscular atrophy and Duchenne muscular dystrophy. We focus on the collaborative effort that has led to the development of outcomes and speak to the possible future of Clinical Outcome Assessments.
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