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Direct linkNevison, Cynthia; Zahorodny, Walter – Journal of Autism and Developmental Disorders, 2019
Race-specific time trends in Autism Spectrum Disorder prevalence are tracked among 3-5 year-olds and 8 year-olds identified by the U.S. Individuals with Disabilities Education Act (IDEA) and the Autism and Developmental Disabilities Monitoring (ADDM) Network, respectively. White ASD prevalence historically has been higher than other racial groups…
Descriptors: Race, Trend Analysis, Incidence, Autism
Peer reviewedCharman, Tony – Journal of Autism and Developmental Disorders, 1994
This analysis of the descriptive information on subjects provided by 266 research reports on autism and developmental disabilities found a continuing trend toward more complete descriptive information; increased use of control or comparison groups; less research in biological, physiological, and neurological areas; and more research in the social,…
Descriptors: Autism, Developmental Disabilities, Experimental Groups, Participant Characteristics
