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Allison, Carrie; Baron-Cohen, Simon; Wheelwright, Sally; Charman, Tony; Richler, Jennifer; Pasco, Greg; Brayne, Carol – Journal of Autism and Developmental Disorders, 2008
We report a major revision of the CHecklist for Autism in Toddlers (CHAT). This "quantitative" CHAT (Q-CHAT) contains 25 items, scored on a 5 point scale (0-4). The Q-CHAT was completed by parents of n = 779 unselected toddlers (mean age 21 months) and n = 160 toddlers and preschoolers (mean age 44 months) with an Autism Spectrum…
Descriptors: Control Groups, Check Lists, Autism, Toddlers
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Rellini, E.; Tortolani, D.; Trillo, S.; Carbone, S.; Montecchi, F. – Journal of Autism and Developmental Disorders, 2004
Childhood Autism Rating Scale (CARS) and Autism Behavior Checklist (ABC) are tests widely used for screening and diagnosis of autism. This study verified their correspondence and conflict with a diagnosis made with DSM-IV criteria. The sample consisted of 65 children, aged 18 months to 11 years. We found complete agreement between DSM-IV and CARS.…
Descriptors: Autism, Rating Scales, Check Lists, Conflict
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Einfeld, Stewart L.; Tonge, Bruce J. – Journal of Autism and Developmental Disorders, 1995
This article describes the development and validation of the Developmental Behavior Checklist for children with emotional and behavior problems along with mental retardation. The article discusses generating and refining the checklist items, results of a principal components analysis, establishing reliability and construct and criterion validity,…
Descriptors: Behavior Development, Behavior Disorders, Behavior Rating Scales, Check Lists