Psychology Commons^™

An Exploratory Analysis Of The Use Of Cognitive,Adaptive And Behavioural Indices For Cluster Analysis Of Asd Subgroups, Vicki Bitsika, Christopher Sharpley, Sharon Orapeleng

Vicki Bitsika

Background Autism spectrum disorder (ASD) includes symptoms that vary in severity and frequency between children. Consequently, multiple psychometric assessment procedures are recommended to detect an ASD, including scales which asses the presence and nature of ASD-related behaviour. However, to date, few studies have examined the relative and specific contribution which such behaviourally oriented scales can make to the diagnosis of individual children with ASD. Method Cluster analysis was used to explore the common characteristics of a group of 53 preschool and elementary school children with an ASD, based upon scores on tests of cognitive ability, adaptive behaviour and behavioural checklists …