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Timonen-Soivio, Laura; Sourander, Andre; Malm, Heli; Hinkka-Yli-Salomäki, Susanna; Gissler, Mika; Brown, Alan; Vanhala, Raija – Journal of Autism and Developmental Disorders, 2015
The aim of this study was to evaluate the association between autism spectrum disorders (ASD) with and without intellectual disability (ID) and congenital anomalies (CAs) by organ system. The sample included all children diagnosed with ASD (n = 4441) from the Finnish Hospital Discharge Register during 1987-2000 and a total of four controls per…
Descriptors: Autism, Pervasive Developmental Disorders, Mental Retardation, Children