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Nevison, Cynthia; Blaxill, Mark; Zahorodny, Walter – Journal of Autism and Developmental Disorders, 2018
Time trends in U.S. autism prevalence from three ongoing datasets [Individuals with Disabilities Education Act, Autism and Developmental Disabilities Monitoring Network, and California Department of Developmental Services (CDDS)] are calculated using two different methods: (1) constant-age tracking of 8 year-olds and (2) age-resolved snapshots.…
Descriptors: Autism, Pervasive Developmental Disorders, Incidence, Population Trends