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Accuracy of "Modified Checklist for Autism in Toddlers" ("M-CHAT") in Detecting Autism and Other Developmental Disorders in Community Clinics
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Toh, Teck-Hock; Tan, Vivian Wee-Yen; Lau, Peter Sie-Teck; Kiyu, Andrew – Journal of Autism and Developmental Disorders, 2018
This study determined the accuracy of "Modified Checklist for Autism in Toddlers" ("M-CHAT") in detecting toddlers with autism spectrum disorder (ASD) and other developmental disorders (DD) in community mother and child health clinics. We analysed 19,297 eligible toddlers (15-36 months) who had "M-CHAT" performed in…
Descriptors: Accuracy, Check Lists, Autism, Pervasive Developmental Disorders
Brief Report: Best Discriminators for Identifying Children with Autism Spectrum Disorder at an 18-Month Health Check-Up in Japan
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Kamio, Yoko; Haraguchi, Hideyuki; Stickley, Andrew; Ogino, Kazuo; Ishitobi, Makoto; Takahashi, Hidetoshi – Journal of Autism and Developmental Disorders, 2015
To determine the best discriminative items for identifying young children with autism spectrum disorders (ASD), we conducted a secondary analysis using longitudinal cohort data that included the Japanese version of the 23-item modified checklist for autism in toddlers (M-CHAT-JV). M-CHAT-JV data at 18 months of age and diagnostic information…
Descriptors: Foreign Countries, Autism, Developmental Disabilities, Young Children
Comparing Autism, PDD-NOS, and Other Developmental Disabilities on Parent-Reported Behavior Problems: Little Evidence for ASD Subtype Validity
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Snow, Anne V.; Lecavalier, Luc – Journal of Autism and Developmental Disorders, 2011
Studies on the distinction between Autistic Disorder (AD) and Pervasive Developmental Disorder Not Otherwise Specified (PDD-NOS) have been inconclusive. This study examined the validity of PDD-NOS by comparing it to AD and other developmental disorders (DD) on parent-reported behavior problems. Fifty-four children with PDD-NOS were individually…
Descriptors: Check Lists, Behavior Problems, Autism, Developmental Disabilities
The Modified Checklist for Autism in Toddlers: A Follow-Up Study Investigating the Early Detection of Autism Spectrum Disorders
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Kleinman, Jamie M.; Robins, Diana L.; Ventola, Pamela E.; Pandey, Juhi; Boorstein, Hilary C.; Esser, Emma L.; Wilson, Leandra B.; Rosenthal, Michael A.; Sutera, Saasha; Verbalis, Alyssa D.; Barton, Marianne; Hodgson, Sarah; Green, James; Dumont-Mathieu, Thyde; Volkmar, Fred; Chawarska, Katarzyna; Klin, Ami; Fein, Deborah – Journal of Autism and Developmental Disorders, 2008
Autism spectrum disorders (ASD) often go undetected in toddlers. The Modified Checklist for Autism in Toddlers (M-CHAT) was used to screen 3,793 children aged 16-30 months from low- and high-risk sources; screen positive cases were diagnostically evaluated. Re-screening was performed on 1,416 children aged 42-54 months. Time1 Positive Predictive…
Descriptors: Check Lists, Autism, Toddlers, Children
Brief Report: Effect of Maternal Age on Severity of Autism
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Baxter, Alisa C.; Lotspeich, Linda J.; Spiker, Donna; Martin, Jacquelin L.; Grether, Judith K.; Hallmayer, Joachim F. – Journal of Autism and Developmental Disorders, 2007
The etiology of autism is complex, consisting of unknown genetic and environmental factors. Previous studies have revealed that maternal age is increased in autism compared to controls, making it a possible risk factor. This study examined the effects of maternal age on autism severity using IQ as a measure of cognitive severity and selected…
Descriptors: Severity (of Disability), Etiology, Child Behavior, Check Lists
Differentiating between Autism Spectrum Disorders and Other Developmental Disabilities in Children Who Failed a Screening Instrument for ASD
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Ventola, Pamela; Kleinman, Jamie; Pandey, Juhi; Wilson, Leandra; Esser, Emma; Boorstein, Hilary; Dumont-Mathieu, Thyde; Marshia, Gail; Barton, Marianne; Hodgson, Sarah; Green, James; Volkmar, Fred; Chawarska, Katarzyna; Babitz, Tammy; Robins, Diana; Fein, Deborah – Journal of Autism and Developmental Disorders, 2007
This study compared behavioral presentation of toddlers with autistic spectrum disorders (ASD) and toddlers with global developmental delay (DD) or developmental language disorder (DLD) who display some characteristics of ASD using the diagnostic algorithm items from the Autism Diagnostic Observation Schedule, Generic (ADOS), the Childhood Autism…
Descriptors: Toddlers, Check Lists, Socialization, Rating Scales
Parent and Teacher Agreement in the Assessment of Pervasive Developmental Disorders.
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Szatmari, P.; And Others – Journal of Autism and Developmental Disorders, 1994
Parents and teachers of 83 young children diagnosed with a pervasive developmental disorder rated each child on the Autism Behavior Checklist (ABC) and the Vineland Adaptive Behavior Scales (VABS). Although there was good agreement between informants on the VABS, there was virtually no agreement on the ABC, with parents reporting more autistic and…
Descriptors: Behavior Rating Scales, Check Lists, Developmental Disabilities, Interrater Reliability