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Duijff, Sasja; Klaassen, Petra; Beemer, Frits; Swanenburg de Veye, Henriette; Vorstman, Jacob; Sinnema, Gerben – Research in Developmental Disabilities: A Multidisciplinary Journal, 2012
The purpose of this study was to explore the relationship between intelligence and visual motor integration skills in 5-year-old children with 22q11-deletion syndrome (22q11DS) (N = 65, 43 females, 22 males; mean age 5.6 years (SD 0.2), range 5.23-5.99 years). Sufficient VMI skills seem a prerequisite for IQ testing. Since problems related to…
Descriptors: Intelligence, Heart Disorders, Intelligence Quotient, Visual Perception
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Taylor, Matthew A.; Schreck, Kimberly A.; Mulick, James A. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2012
Sleep problems associated with autism spectrum disorders (ASD) have been well documented, but less is known about the effects of sleep problems on day-time cognitive and adaptive performance in this population. Children diagnosed with autism or pervasive developmental disorder-not otherwise specified (PDD-NOS) (N = 335) from 1 to 10 years of age…
Descriptors: Intelligence, Communication Problems, Behavior Problems, Socialization
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van Rooijen, Maaike; Verhoeven, Ludo; Smits, Dirk-Wouter; Ketelaar, Marjolijn; Becher, Jules G.; Steenbergen, Bert – Research in Developmental Disabilities: A Multidisciplinary Journal, 2012
Children diagnosed with cerebral palsy (CP) often show difficulties in arithmetic compared to their typically developing peers. The present study explores whether cognitive and motor variables are related to arithmetic performance of a large group of primary school children with CP. More specifically, the relative influence of non-verbal…
Descriptors: Intelligence, Structural Equation Models, Cerebral Palsy, Program Effectiveness
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Fernell, Elisabeth; Hedvall, Asa; Westerlund, Joakim; Carlsson, Lotta Hoglund; Eriksson, Mats; Olsson, Martina Barnevik; Holm, Anette; Norrelgen, Fritjof; Kjellmer, Liselotte; Gillberg, Christopher – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
Early intervention has been reported to improve outcome in children with autism spectrum disorders (ASDs). Several studies in the field have been randomized controlled trials (RCTs). The aim of this study was to assess ASD outcome in a large naturalistic study. Two hundred and eight children, aged 20-54 months, with a clinical diagnosis of ASD…
Descriptors: Intelligence, Early Intervention, Autism, Learning Disabilities