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Neal, Daniene; Matson, Johnny L.; Hattier, Megan A. – Journal of Mental Health Research in Intellectual Disabilities, 2014
The Autism Spectrum Disorder Observation for Children (ASD-OC) is a 45-item observation scale used to assess autistic symptomatology. The reliability of this measure has been established in previous research; therefore, the purpose of this study is to evaluate its validity among a sample of children (1-15 years). The large correlation between the…
Descriptors: Test Validity, Observation, Children, Pervasive Developmental Disorders
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Horovitz, Max; Matson, Johnny L.; Hattier, Megan A.; Tureck, Kimberly; Bamburg, Jay W. – Journal of Mental Health Research in Intellectual Disabilities, 2013
Rates of challenging behaviors were assessed in 175 adults with intellectual disability (ID) or ID and a comorbid autism spectrum disorder (ASD). The relationship between ASD diagnosis, race, and challenging behaviors was assessed using the "Autism Spectrum Disorders-Behavior Problems for Adults (ASD-BPA)." Those with ASD and ID were…
Descriptors: Behavior Problems, Autism, Interaction, Mental Retardation
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Matson, Johnny L.; Horovitz, Max; Sipes, Megan – Journal of Mental Health Research in Intellectual Disabilities, 2011
The prevalence of toileting problems was assessed in 153 adults with intellectual disability (ID) using the "Profile of Toileting Issues" ("POTI") and comparisons were made based on various demographic variables. The most frequently endorsed problems were "has toileting accidents during the day," "has toileting…
Descriptors: Mental Retardation, Verbal Ability, Profiles, Hygiene
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Matson, Johnny L.; Mahan, Sara; Sipes, Megan; Kozlowski, Alison M. – Journal of Mental Health Research in Intellectual Disabilities, 2010
Comorbid psychopathology and challenging behaviors often occur among persons with developmental disabilities. However, little attention to this issue has been reported in young children. In this study, individuals 17 through 36 months of age with varying diagnoses, such as intellectual disability, developmental delay, and Down syndrome, among…
Descriptors: Self Destructive Behavior, Autism, Down Syndrome, Young Children