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Horovitz, Max; Matson, Johnny L.; Turygin, Nicole; Beighley, Jennifer S. – Research in Autism Spectrum Disorders, 2012
The age at which parents first developed concerns over their child's development was examined in 965 toddlers with autism spectrum disorders (ASD) and atypical development to examine the potential role of gender. A two-way analysis of covariance was conducted with gender and diagnosis entered as independent variables, age at assessment entered as…
Descriptors: Age Differences, Pervasive Developmental Disorders, Autism, Toddlers
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Kozlowski, Alison M.; Matson, Johnny L.; Worley, Julie A.; Sipes, Megan; Horovitz, Max – Research in Autism Spectrum Disorders, 2012
Early diagnosis of Autism Spectrum Disorders (ASDs) is crucial so that early intervention services, which have been found to best alleviate symptoms of ASD in children, can be implemented. Currently, the "Modified Checklist for Autism in Toddlers" ("M-CHAT") and the "Baby and Infant Screen for Children with aUtIsm…
Descriptors: Check Lists, Early Intervention, Autism, Predictive Validity
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Horovitz, Max; Matson, Johnny L.; Barker, Alyse – Research in Autism Spectrum Disorders, 2012
Little research has been conducted to date on the relationship between psychotropic medication use and autism spectrum disorders (ASDs). Participants in the current study were placed into one of four groups: ASD on psychotropic medications (N = 33), ASD off psychotropic medications (N = 45), atypically developing on psychotropic medications (N =…
Descriptors: Autism, Toddlers, Infants, Severity (of Disability)
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Horovitz, Max; Matson, Johnny L. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
The attainment of developmental milestones was examined and compared in 162 infants and toddlers with developmental disabilities, including Down Syndrome (n = 26), Cerebral Palsy (n = 19), Global Developmental Delay (n = 22), Premature birth (n = 66), and Seizure Disorder (n = 29). Toddlers in the Seizures Disorder group began crawling at a…
Descriptors: Physical Activities, Seizures, Developmental Disabilities, Down Syndrome