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Factors Associated with "DSM-5" Severity Level Ratings for Autism Spectrum Disorder
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Mazurek, Micah O.; Lu, Frances; Macklin, Eric A.; Handen, Benjamin L. – Autism: The International Journal of Research and Practice, 2019
The newest edition of the "Diagnostic and Statistical Manual of Mental Disorders" (5th ed., DSM-5) introduced substantial changes to the diagnostic criteria for autism spectrum disorder, including new severity level ratings for social communication and restricted and repetitive behavior domains. The purpose of this study was to evaluate…
Descriptors: Severity (of Disability), Autism, Pervasive Developmental Disorders, Clinical Diagnosis
Evaluating Sex and Age Differences in ADI-R and ADOS Scores in a Large European Multi-Site Sample of Individuals with Autism Spectrum Disorder
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Tillmann, J.; Ashwood, K.; Absoud, M.; Bölte, S.; Bonnet-Brilhault, F.; Buitelaar, J. K.; Calderoni, S.; Calvo, R.; Canal-Bedia, R.; Canitano, R.; De Bildt, A.; Gomot, M.; Hoekstra, P. J.; Kaale, A.; McConachie, H.; Murphy, D. G.; Narzisi, A.; Oosterling, I.; Pejovic-Milovancevic, M.; Persico, A. M.; Puig, O.; Roeyers, H.; Rommelse, N.; Sacco, R.; Scandurra, V.; Stanfield, A. C.; Zander, E.; Charman, T. – Journal of Autism and Developmental Disorders, 2018
Research on sex-related differences in Autism Spectrum Disorder (ASD) has been impeded by small samples. We pooled 28 datasets from 18 sites across nine European countries to examine sex differences in the ASD phenotype on the ADI-R (376 females, 1763 males) and ADOS (233 females, 1187 males). On the ADI-R, early childhood restricted and…
Descriptors: Gender Differences, Age Differences, Diagnostic Tests, Observation
Reactive and Proactive Interference Control in Adults with Autism Spectrum Disorder across the Lifespan
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Lever, Anne G.; Ridderinkhof, K. Richard; Marsman, Maarten; Geurts, Hilde M. – Developmental Psychology, 2017
As a large heterogeneity is observed across studies on interference control in autism spectrum disorder (ASD), research may benefit from the use of a cognitive framework that models specific processes underlying reactive and proactive control of interference. Reactive control refers to the expression and suppression of responses and proactive…
Descriptors: Autism, Pervasive Developmental Disorders, Responses, Self Control
A Description of Medical Conditions in Adults with Autism Spectrum Disorder: A Follow-Up of the 1980s Utah/UCLA Autism Epidemiologic Study
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Jones, Kyle B.; Cottle, Kristina; Bakian, Amanda; Farley, Megan; Bilder, Deborah; Coon, Hilary; McMahon, William M. – Autism: The International Journal of Research and Practice, 2016
This study describes medical conditions experienced by a population-based cohort of adults with autism spectrum disorder whose significant developmental concerns were apparent during childhood. As part of a 25-year outcome study of autism spectrum disorder in adulthood, medical histories were collected on 92 participants (N = 69 males) who were…
Descriptors: Adults, Autism, Pervasive Developmental Disorders, Developmental Disabilities
A Comparison of Behavioral and Emotional Characteristics in Children with Autism, Prader-Willi Syndrome, and Williams Syndrome
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Dimitropoulos, Anastasia; Ho, Alan Y.; Klaiman, Cheryl; Koenig, Kathy; Schultz, Robert T. – Journal of Mental Health Research in Intellectual Disabilities, 2009
In order to investigate unique and shared characteristics and to determine factors predictive of group classification, quantitative comparisons of behavioral and emotional problems were assessed using the Developmental Behavior Checklist (DBC-P) and the Vineland Adaptive Behavior Scales in autistic disorder, Williams syndrome (WS), and…
Descriptors: Check Lists, Emotional Problems, Behavior Problems, Mental Retardation