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Direct linkHill, Trenesha L.; White, Tiffany C.; Anthony, Bruno J.; Reaven, Judy; Harris, Bryn; Reyes, Nuri; Anthony, Laura G. – Autism: The International Journal of Research and Practice, 2021
There is often a large time gap between caregivers' initial concerns and the diagnosis of autism spectrum disorder. The current study aimed to identify factors associated with missed or delayed autism spectrum disorder diagnoses among children in Colorado. In a surveillance-based sample of 8-year-old children with autism spectrum disorder (N=572),…
Descriptors: Elementary School Students, Educational Diagnosis, Autism, Pervasive Developmental Disorders
Download full textRice, Catherine – Centers for Disease Control and Prevention, 2009
Problem/Condition: Autism spectrum disorders (ASDs) are a group of developmental disabilities characterized by atypical development in socialization, communication, and behavior. ASDs typically are apparent before age 3 years, with associated impairments affecting multiple areas of a person's life. Because no biologic marker exists for ASDs,…
Descriptors: Age Differences, Gender Differences, Incidence, Autism
