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Worley, Julie A.; Matson, Johnny L. – Research in Autism Spectrum Disorders, 2012
The American Psychiatric Association has proposed major revisions for the diagnostic category encompassing Autism Spectrum Disorders (ASD), which will reportedly increase the specificity and maintain the sensitivity of diagnoses. As a result, the aim of the current study was to compare symptoms of ASD in children and adolescents (N = 208) who met…
Descriptors: Control Groups, Nonverbal Communication, Autism, Criteria
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Matson, Johnny L.; Hattier, Megan A.; Williams, Lindsey W. – Journal of Autism and Developmental Disorders, 2012
Although it is still unclear what causes autism spectrum disorders (ASDs), over time researchers and clinicians have become more precise with detecting and diagnosing ASD. Many diagnoses, however, are based on the criteria established within the "Diagnostic and Statistical Manual of Mental Disorders" ("DSM"); thus, any change in these diagnostic…
Descriptors: Incidence, Autism, Mental Disorders, Criteria