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Mazurek, Micah O.; Baker-Ericzén, Mary; Kanne, Stephen M. – American Journal on Intellectual and Developmental Disabilities, 2019
Despite the importance of expressive language for individuals with autism spectrum disorder (ASD), expressive language assessments are not consistently included in ASD research and many studies do not adequately describe participants' verbal abilities. A valid and efficient measure of expressive language would facilitate consistent reporting…
Descriptors: Autism, Diagnostic Tests, Observation, Pervasive Developmental Disorders
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Frost, Kyle M.; Hong, Natalie; Lord, Catherine – American Journal on Intellectual and Developmental Disabilities, 2017
Individuals with autism spectrum disorder (ASD) tend to have significant delays in adaptive functioning. In this study, the relationship between adaptive behavior and ASD symptomatology was investigated in minimally verbal, school-aged children with ASD (n = 333). Both the social affect (SA) and restricted and repetitive behavior (RRB) domains…
Descriptors: Autism, Pervasive Developmental Disorders, Behavior Problems, Correlation
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McDuffie, Andrea; Kover, Sara; Abbeduto, Leonard; Lewis, Pamela; Brown, Ted – American Journal on Intellectual and Developmental Disabilities, 2012
The authors examined receptive and expressive language profiles for a group of verbal male children and adolescents who had fragile X syndrome along with varying degrees of autism symptoms. A categorical approach for assigning autism diagnostic classification, based on the combined use of the Autism Diagnostic Interview--Revised and the Autism…
Descriptors: Receptive Language, Expressive Language, Language Skills, Profiles
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Pellicano, Elizabeth – American Journal on Intellectual and Developmental Disabilities, 2012
This study investigated the extent and nature of changes in symptomatology in cognitively able children with autism over a 3-year period. Thirty-seven children diagnosed with an autism spectrum condition involved in an earlier study (M age = 5 years, 7 months) were followed and reassessed 3 years later (M age = 8 years, 4 months). Scores on the…
Descriptors: Autism, Pervasive Developmental Disorders, Symptoms (Individual Disorders), Children