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Psychiatric Disorders in Children with Autism Spectrum Disorders: Prevalence, Comorbidity, and Associated Factors in a Population-Derived Sample
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Simonoff, Emily; Pickles, Andrew; Charman, Tony; Chandler, Susie; Loucas, Tom; Baird, Gillian – Journal of the American Academy of Child & Adolescent Psychiatry, 2008
A study on autism spectrum disorders is conducted because its early onset, lifelong persistence, and high levels of associated impairment is turning it into a major public health concern. Results show that psychiatric disorders are common in children with autism spectrum disorders but there were few associations between putative risk factors and…
Descriptors: Autism, Public Health, At Risk Persons, Pervasive Developmental Disorders
Beyond Autism: A Baby Siblings Research Consortium Study of High-Risk Children at Three Years of Age
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Messinger, Daniel; Young, Gregory S.; Ozonoff, Sally; Dobkins, Karen; Carter, Alice; Zwaigenbaum, Lonnie; Landa, Rebecca J.; Charman, Tony; Stone, Wendy L.; Constantino, John N.; Hutman, Ted; Carver, Leslie J.; Bryson, Susan; Iverson, Jana M.; Strauss, Mark S.; Rogers, Sally J.; Sigman, Marian – Journal of the American Academy of Child & Adolescent Psychiatry, 2013
Objective: First-degree relatives of persons with an autism spectrum disorder (ASD) are at increased risk for ASD-related characteristics. As little is known about the early expression of these characteristics, this study characterizes the non-ASD outcomes of 3-year-old high-risk (HR) siblings of children with ASD. Method: Two groups of children…
Descriptors: Outcome Measures, Autism, Early Intervention, Siblings
Testing the Construct Validity of Proposed Criteria for "DSM-5" Autism Spectrum Disorder
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Mandy, William P. L.; Charman, Tony; Skuse, David H. – Journal of the American Academy of Child & Adolescent Psychiatry, 2012
Objective: To use confirmatory factor analysis to test the construct validity of the proposed "DSM-5" symptom model of autism spectrum disorder (ASD), in comparison to alternative models, including that described in "DSM-IV-TR." Method: Participants were 708 verbal children and young persons (mean age, 9.5 years) with mild to severe autistic…
Descriptors: Models, Autism, Construct Validity, Validity
Validation of the Social Communication Questionnaire in a Population Cohort of Children with Autism Spectrum Disorders
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Chandler, Susie; Charman, Tony; Baird, Gillian; Simonoff, Emily; Loucas, Tom; Meldrum, David; Scott, Mimi; Pickles, Andrew – Journal of the American Academy of Child & Adolescent Psychiatry, 2007
Objective: To examine the properties of the Social Communication Questionnaire (SCQ) in a population cohort of children with autism spectrum disorders (ASDs) and in the general population. Method: SCQ data were collected from three samples: the Special Needs and Autism Project (SNAP) cohort of 9- to 10-year-old children with special educational…
Descriptors: Educational Needs, Autism, Child Health, Measures (Individuals)