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Ben-Itzchak, Esther; Zachor, Ditza A. – Autism: The International Journal of Research and Practice, 2020
This prospective study examined the developmental changes over time of adolescents diagnosed in toddlerhood with autism spectrum disorder and searched for child characteristics at toddlerhood that predict outcome at adolescence. The study included 65 participants who were divided into low cognitive (developmental quotient [less than] 85; N = 41)…
Descriptors: Toddlers, Adolescents, Autism, Pervasive Developmental Disorders
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Mazurek, Micah O.; Lu, Frances; Macklin, Eric A.; Handen, Benjamin L. – Autism: The International Journal of Research and Practice, 2019
The newest edition of the "Diagnostic and Statistical Manual of Mental Disorders" (5th ed., DSM-5) introduced substantial changes to the diagnostic criteria for autism spectrum disorder, including new severity level ratings for social communication and restricted and repetitive behavior domains. The purpose of this study was to evaluate…
Descriptors: Severity (of Disability), Autism, Pervasive Developmental Disorders, Clinical Diagnosis
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Jones, Kyle B.; Cottle, Kristina; Bakian, Amanda; Farley, Megan; Bilder, Deborah; Coon, Hilary; McMahon, William M. – Autism: The International Journal of Research and Practice, 2016
This study describes medical conditions experienced by a population-based cohort of adults with autism spectrum disorder whose significant developmental concerns were apparent during childhood. As part of a 25-year outcome study of autism spectrum disorder in adulthood, medical histories were collected on 92 participants (N = 69 males) who were…
Descriptors: Adults, Autism, Pervasive Developmental Disorders, Developmental Disabilities