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Research Study

Population Study of Children and Adults with Autism – Comprising the South Western Area Health Board, the Northern Area Health Board and the East Coast Area Health Board.

The Irish Society for Autism – Authors Pat Matthews, Professor Michael Fitzgerald, Gail Birkbeck


In introducing this research, the following areas are discussed: the origins of Autism, defining/diagnosing Autism and the problems associated with its terminology, epidemiology and prevalence of Autism and other Pervasive Developmental Disorders. This study was a prevalence estimate based on a clinically referred sample of persons with Autistic Spectrum Disorder in receipt of a service, or on a waitlist for a service.