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Hansen, John A. – Journal of Autism and Developmental Disorders, 2019
Assessment of individuals on the autism spectrum often includes a measure of nonverbal IQ. One such measure is the Raven's Standard Progressive Matrices (RSPM). For large research studies with participants distributed nationally it is desirable for assessments to be available online. Because time is a premium, it is ideal that the measure produces…
Descriptors: Autism, Pervasive Developmental Disorders, Nonverbal Ability, Intelligence Tests
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Crutcher, Emeline; Ali, May; Harrison, John; Sovago, Judit; Gomez-Mancilla, Baltazar; Schaaf, Christian P. – Journal of Autism and Developmental Disorders, 2016
15q13.3 microdeletion syndrome causes a spectrum of cognitive disorders, including intellectual disability and autism. We aimed to determine if any or all of three cognitive testing systems (the KiTAP, CogState, and Stanford-Binet) are suitable for assessment of cognitive function in affected individuals. These three tests were administered to ten…
Descriptors: Autism, Pervasive Developmental Disorders, Genetic Disorders, Adolescents
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Tyrer, Stephen P.; Wigham, Ann; Cicchetti, Domenic; Margallo-Lana, Marisa; Moore, P. Brian; Reid, Barbara E. – Journal of Autism and Developmental Disorders, 2010
The Prudhoe Cognitive Function Test (PCFT) directly measures the cognitive abilities of people with intellectual impairment. This study examined the relationship between this instrument and the Kaufman Brief Intelligence Test (K-BIT) and two shorter versions of the same scale. High correlations between the verbal and performance sections of the…
Descriptors: Intelligence Tests, Correlation, Cognitive Ability, Mental Retardation