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Hill, 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
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Georgiades, Stelios; Szatmari, Peter; Boyle, Michael; Hanna, Steven; Duku, Eric; Zwaigenbaum, Lonnie; Bryson, Susan; Fombonne, Eric; Volden, Joanne; Mirenda, Pat; Smith, Isabel; Roberts, Wendy; Vaillancourt, Tracy; Waddell, Charlotte; Bennett, Teresa; Thompson, Ann – Journal of Child Psychology and Psychiatry, 2013
Background: Autism spectrum disorder (ASD) is characterized by notable phenotypic heterogeneity, which is often viewed as an obstacle to the study of its etiology, diagnosis, treatment, and prognosis. On the basis of empirical evidence, instead of three binary categories, the upcoming edition of the DSM 5 will use two dimensions--social…
Descriptors: Pervasive Developmental Disorders, Autism, Student Characteristics, Social Development
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Luteijn, Ellen (E. F. ); Jackson, Sandy (A. E. ); Volkmar, Fred R.; Minderaa, Ruud B. – Journal of Autism and Developmental Disorders, 1998
Describes the development of the Children's Social Behavior Questionnaire (CSBQ), an instrument designed to provide an extensive list of behaviors frequently observed in children with Pervasive Developmental Disorder Not Otherwise Specified. The successful results of the CSBQ in distinguishing the characteristics of this disability are reported.…
Descriptors: Child Behavior, Children, Classification, Disability Identification