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Mattila, Marja-Leena; Kielinen, Marko; Linna, Sirkka-Liisa; Jussila, Katja; Ebeling, Hanna; Bloigu, Risto; Joseph, Robert M.; Moilanen, Irma – Journal of the American Academy of Child & Adolescent Psychiatry, 2011
Objective: The latest definitions of autism spectrum disorders (ASDs) were specified in "DSM-IV-TR" in 2000. "DSM-5" criteria are planned for 2013. Here, we estimated the prevalence of ASDs and autism according to "DSM-IV-TR," clarified confusion concerning diagnostic criteria, and evaluated "DSM-5" draft…
Descriptors: Observation, Incidence, Autism, Asperger Syndrome
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Hurtig, Tuula; Kuusikko, Sanna; Mattila, Marja-Leena; Haapsamo, Helena; Ebeling, Hanna; Jussila, Katja; Joskitt, Leena; Pauls, David; Moilanen, Irma – Autism: The International Journal of Research and Practice, 2009
The aim of the study was to examine psychiatric symptoms in high-functioning adolescents with autism spectrum disorders reported by multiple informants. Forty-three 11- to 17-year-old adolescents with Asperger syndrome (AS) or high-functioning autism (HFA) and 217 typically developed adolescents completed the Youth Self-Report (YSR), while their…
Descriptors: Check Lists, Autism, Asperger Syndrome, Child Behavior
Peer reviewed Peer reviewed
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Mattila, Marja-Leena; Kielinen, Marko; Jussila, Katja; Linna, Sirkka-Liisa; Bloigu, Risto; Ebeling, Hanna; Moilanen, Irma – Journal of the American Academy of Child & Adolescent Psychiatry, 2007
Objective: This study evaluated the diagnostic process and prevalence rates of Asperger syndrome (AS) according to the DSM-IV, ICD-10, and criteria developed by Gillberg and Gillberg and by Szatmari and colleagues and clarified confusion about AS. Method: An epidemiological study of 5,484 eight-year-old children in Finland, 4,422 (80.6%) of whom…
Descriptors: Foreign Countries, Observation, Incidence, Criteria