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Landry, Oriane; Al-Taie, Shems – Journal of Autism and Developmental Disorders, 2016
We conducted a meta-analysis of 31 studies, spanning 30 years, utilizing the WCST in participants with autism. We calculated Cohen's d effect sizes for four measures of performance: sets completed, perseveration, failure-to-maintain-set, and non-perseverative errors. The average weighted effect size ranged from 0.30 to 0.74 for each measure, all…
Descriptors: Executive Function, Cognitive Tests, Cognitive Ability, Abstract Reasoning
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Steinmetz, Jean-Paul; Brunner, Martin; Loarer, Even; Houssemand, Claude – Psychological Assessment, 2010
The Wisconsin Card Sorting Test (WCST) assesses executive and frontal lobe function and can be administered manually or by computer. Despite the widespread application of the 2 versions, the psychometric equivalence of their scores has rarely been evaluated and only a limited set of criteria has been considered. The present experimental study (N =…
Descriptors: Computer Assisted Testing, Psychometrics, Test Theory, Scores
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Kaland, Nils; Smith, Lars; Mortensen, Erik Lykke – Journal of Autism and Developmental Disorders, 2008
The aim of the present study was to assess mental flexibility and set maintenance of a group of individuals with Asperger syndrome (AS) or high-functioning autism (HFA) (N = 13; mean age 16,4), as compared with a matched group of typically developing children and adolescents (N = 13; mean age 15,6) on the computerized version of the Wisconsin Card…
Descriptors: Autism, Asperger Syndrome, Statistical Significance, Cognitive Processes