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Updated: Jul 25, 2026
09:13
Testing Sensory and Multisensory Function in Children with Autism Spectrum Disorder
Published on: April 22, 2015
Constructs underlying measures of sensory-motor functions.
Summary
The Dean-Woodcock Sensory-Motor Battery (DWSMB) shows strong psychometric properties. Factor analysis revealed a three-factor solution, supporting its use in assessing complex sensory-motor skills.
Area of Science:
- Neuroscience
- Psychometrics
- Clinical Assessment
Background:
- Pathognomonic signs of brain damage often involve sensory/motor deficits.
- Existing sensory-motor assessments may lack reliability and psychometric validation.
- The Dean-Woodcock Sensory-Motor Battery (DWSMB) was developed for standardized sensory-motor assessment.
Purpose of the Study:
- To examine the psychometric properties of the DWSMB using factor analysis.
- To test the hypothesis of distinct sensory, motor, and subcortical factors.
- To provide empirical support for the DWSMB's underlying constructs.
Main Methods:
- Factor analysis, specifically principal components analysis, was employed.
- Data from over 600 participants were analyzed.
- Factor loadings were examined to identify underlying structures.
Main Results:
- A three-factor solution emerged, explaining 50.9% of the total variance.
- Factor loadings indicated more dual loadings than anticipated.
- Factors appeared related to complexity rather than basic sensory, motor, or subcortical functions.
Conclusions:
- The DWSMB's data support a conceptualization of sensory-motor skills including subcortical abilities.
- The findings provide empirical evidence for the DWSMB's underlying constructs.
- The study validates the DWSMB as a reliable tool for sensory-motor assessment.
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