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An Evaluation of the Gilliam Autism Rating Scale
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Lecavalier, Luc – Journal of Autism and Developmental Disorders, 2005
The Gilliam Autism Rating Scale was developed to identify individuals with autism in research and clinical settings. It has benefited from wide use and acceptance but has received little empirical attention. The purpose of this study was to evaluate the construct and diagnostic validity, interrater reliability, and effects of participant…
Descriptors: Behavior Rating Scales, Factor Analysis, Construct Validity, Pervasive Developmental Disorders