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Otsuka, Sadao; Uono, Shota; Yoshimura, Sayaka; Zhao, Shuo; Toichi, Motomi – Journal of Autism and Developmental Disorders, 2017
The aim of this study was to identify specific cognitive abilities that predict functional outcome in high-functioning adults with autism spectrum disorder (ASD), and to clarify the contribution of those abilities and their relationships. In total, 41 adults with ASD performed cognitive tasks in a broad range of neuro- and social cognitive…
Descriptors: Autism, Pervasive Developmental Disorders, Adults, Cognitive Ability
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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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Gökçen, Elif; Frederickson, Norah; Petrides, K. V. – Journal of Autism and Developmental Disorders, 2016
Autism spectrum disorder (ASD) is characterised by profound difficulties in empathic processing and executive control. Whilst the links between these processes have been frequently investigated in populations with autism, few studies have examined them at the subclinical level. In addition, the contribution of alexithymia, a trait characterised by…
Descriptors: Theory of Mind, Executive Function, Autism, Severe Disabilities
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Russell-Smith, Suzanna N.; Comerford, Bronwynn J. E.; Maybery, Murray T.; Whitehouse, Andrew J. O. – Journal of Autism and Developmental Disorders, 2014
This study investigated the involvement of inner speech limitations in the executive dysfunction associated with autism spectrum disorders (ASDs). Seventeen children with ASD and 18 controls, statistically-matched in age and IQ, performed a computer-based card sorting test (CST) to assess cognitive flexibility under four conditions: baseline, with…
Descriptors: Inner Speech (Subvocal), Executive Function, Children, Autism
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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