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Langthorne, Paul; McGill, Peter – Journal of Autism and Developmental Disorders, 2012
Fragile X syndrome (FXS) and Smith-Magenis syndrome (SMS) are associated with a number of specific topographies of problem behavior. Very few studies have examined the function served by problem behavior in these groups. Using the Questions About Behavioral Function scale Matson and Vollmer (User's guide: questions about behavioral function…
Descriptors: Control Groups, Behavior Problems, Mental Retardation, Developmental Disabilities
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Hall, Scott S.; Hustyi, Kristin M.; Hammond, Jennifer L.; Hirt, Melissa; Reiss, Allan L. – Journal of Autism and Developmental Disorders, 2014
We examined whether "discrete trial training" (DTT) could be used to identify learning impairments in mathematical reasoning in boys with fragile X syndrome (FXS). Boys with FXS, aged 10-23 years, and age and IQ-matched controls, were trained to match fractions to pie-charts and pie-charts to decimals either on a computer or with a…
Descriptors: Learning Disabilities, Mathematical Logic, Males, Genetic Disorders
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Cotton, Sue M.; Richdale, Amanda L. – Research in Autism Spectrum Disorders, 2010
Sleep problems have often been reported in children with intellectual disabilities (ID). How anomalies in 24-h sleep patterns relate to behaviour difficulties in children with different types of ID remains to be elucidated. The purpose of this study was to assess 24-h sleep and behaviour patterns in children with a variety disorders including…
Descriptors: Control Groups, Autism, Developmental Disabilities, Down Syndrome
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Shashi, V.; Veerapandiyan, A.; Schoch, K.; Kwapil, T.; Keshavan, M.; Ip, E.; Hooper, S. – Journal of Intellectual Disability Research, 2012
Background: Although distinctive neuropsychological impairments have been delineated in children with chromosome 22q11 deletion syndrome (22q11DS), social skills and social cognition remain less well-characterised. Objective: To examine social skills and social cognition and their relationship with neuropsychological function/behaviour and…
Descriptors: Attention Deficit Hyperactivity Disorder, Anxiety Disorders, Control Groups, Check Lists