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Di Rezze, Briano; Gentles, Stephen James; Hidecker, Mary Jo Cooley; Zwaigenbaum, Lonnie; Rosenbaum, Peter; Duku, Eric; Georgiades, Stelios; Roncadin, Caroline; Fang, Hanna; Tajik-Parvinchi, Diana; Viveiros, Helena – Journal of Autism and Developmental Disorders, 2022
The Autism Classification System of Functioning: Social Communication (ACSF) describes social communication functioning levels. First developed for preschoolers with ASD, this study tests an expanded age range (2-to-18 years). The ACFS rates the child's typical and best (i.e., capacity) performance. Qualitative methods tested parent and clinician…
Descriptors: Content Validity, Reliability, Autism Spectrum Disorders, Classification
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Nishiyama, Takeshi; Suzuki, Masako; Adachi, Katsunori; Sumi, Satoshi; Okada, Kensuke; Kishino, Hirohisa; Sakai, Saeko; Kamio, Yoko; Kojima, Masayo; Suzuki, Sadao; Kanne, Stephen M. – Journal of Autism and Developmental Disorders, 2014
We comprehensively compared all available questionnaires for measuring quantitative autistic traits (QATs) in terms of reliability and construct validity in 3,147 non-clinical and 60 clinical subjects with normal intelligence. We examined four full-length forms, the Subthreshold Autism Trait Questionnaire (SATQ), the Broader Autism Phenotype…
Descriptors: Autism, Adults, Questionnaires, Symptoms (Individual Disorders)
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de Bildt, Annelies; Kraijer, Dirk; Sytema, Sjoerd; Minderaa, Ruud – Journal of Autism and Developmental Disorders, 2005
The psychometric properties of the Vineland Adaptive Behavior Scales Survey Form were studied in a total population of children and adolescents with MR, and in the specific levels of functioning (n=826, age 4-18 years). The original division into (sub)domains, as assigned by the authors, was replicated in the total population and in the mild and…
Descriptors: Psychometrics, Measures (Individuals), Children, Adolescents