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Van Eylen, Lien; Boets, Bart; Steyaert, Jean; Evers, Kris; Wagemans, Johan; Noens, Ilse – Research in Autism Spectrum Disorders, 2011
The Wisconsin Card Sorting Task (WCST) is the only cognitive flexibility task that has consistently shown deficits in individuals with an autism spectrum disorder (ASD). As this is the only task characterized by limited explicit task instructions and a high degree of disengagement required to perform the switch, we hypothesized that cognitive…
Descriptors: Autism, Cognitive Processes, Pervasive Developmental Disorders, Intelligence Quotient
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Williams, Diane L.; Minshew, Nancy J.; Goldstein, Gerald – Autism: The International Journal of Research and Practice, 2015
More than 20?years ago, Minshew and colleagues proposed the Complex Information Processing model of autism in which the impairment is characterized as a generalized deficit involving multiple modalities and cognitive domains that depend on distributed cortical systems responsible for higher order abilities. Subsequent behavioral work revealed a…
Descriptors: Autism, Pervasive Developmental Disorders, Late Adolescents, Adults
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Solanto, Mary V.; Gilbert, Sharone N.; Raj, Anu; Zhu, John; Pope-Boyd, Sa'brina; Stepak, Brenda; Vail, Lucia; Newcorn, Jeffrey H. – Journal of Abnormal Child Psychology, 2007
The Predominantly Inattentive (PI) and Combined (CB) subtypes of AD/HD differ in cognitive tempo, age of onset, gender ratio, and comorbidity, yet a differentiating endophenotype has not been identified. The aim of this study was to test rigorously diagnosed PI, CB, and typical children on measures selected for their potential to reveal…
Descriptors: Memory, Intervals, Reaction Time, Performance Tests
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Bolte, Sven; Poustka, Fritz – Journal of Child Psychology and Psychiatry, 2006
Background: The objective of this study was to investigate the tendency for local processing style ("weak central coherence") and executive dysfunction in parents of subjects with an autism spectrum disorder (ASD) compared with parents of individuals with early onset schizophrenia (EOS) and mental retardation (MR). Method: Sixty-two…
Descriptors: Mental Retardation, Schizophrenia, Autism, Genetics