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Mandy, William P. L.; Charman, Tony; Skuse, David H. – Journal of the American Academy of Child & Adolescent Psychiatry, 2012
Objective: To use confirmatory factor analysis to test the construct validity of the proposed "DSM-5" symptom model of autism spectrum disorder (ASD), in comparison to alternative models, including that described in "DSM-IV-TR." Method: Participants were 708 verbal children and young persons (mean age, 9.5 years) with mild to severe autistic…
Descriptors: Models, Autism, Construct Validity, Validity