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Leung, Cynthia; Mak, Rose; Lau, Vanessa; Cheung, Jasmine; Lam, Catherine – Research in Developmental Disabilities: A Multidisciplinary Journal, 2010
The aim of this paper was to describe the development of the cognitive domain of the Preschool Developmental Assessment Scale (PDAS) for assessment of preschool children with developmental disabilities. The initial version of the cognitive domain consisted of 87 items. They were administered to 324 preschool children, including 240 children from…
Descriptors: Developmental Disabilities, Preschool Children, Measures (Individuals), Test Construction
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Bult, M. K.; Verschuren, O.; Jongmans, M. J.; Lindeman, E.; Ketelaar, M. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
In 2001 the International Classification of Functioning (ICF) defined participation as "someone's involvement in life situations". Participation in leisure activities contributes to the development of children and their quality of life. Children with physical disabilities are known to be at risk for participation in fewer activities. The group of…
Descriptors: Physical Disabilities, Quality of Life, Cognitive Ability, Participation
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Palomares, Melanie; Englund, Julia A.; Ahlers, Stephanie – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
Williams Syndrome (WS) is a developmental disorder typified by deficits in visuospatial cognition. To understand the nature of this deficit, we characterized how people with WS perceive visual orientation, a fundamental ability related to object identification. We compared WS participants to typically developing children (3-6 years of age) and…
Descriptors: Mental Age, Mental Retardation, Genetic Disorders, Developmental Disabilities
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Hagberg, Bibbi S.; Miniscalco, Carmela; Gillberg, Christopher – Research in Developmental Disabilities: A Multidisciplinary Journal, 2010
Many studies have shown that children with autism spectrum disorders (ASD) and attention-deficit/hyperactivity disorder (ADHD) have had early indicators of language delay. The aim of the present study was to examine the cognitive profile of school age children referred to a specialist clinic for ASD, ADHD, or both, and relate this profile…
Descriptors: Delayed Speech, Autism, Learning Disabilities, Intelligence Quotient
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Niklasson, Lena; Gillberg, Christopher – Research in Developmental Disabilities: A Multidisciplinary Journal, 2010
The primary objective of this study was to study the impact of ASD/ADHD on general intellectual ability and profile, executive functions and visuo-motor skills in children and adults with 22q11 deletion syndrome (22q11DS). A secondary aim was to study if gender, age, heart disease, ASD, ADHD or ASD in combination with ADHD had an impact on general…
Descriptors: Heart Disorders, Intelligence Quotient, Neuropsychology, Etiology
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Yang, Pinchen; Lung, For-Wey; Jong, Yuh-Jyh; Hsu, Hsiu-Yi; Chen, Cheng-Chung – Research in Developmental Disabilities: A Multidisciplinary Journal, 2010
As part of an ongoing clinical service program for children with developmental delay in an Asian developing country, we analyzed the cognitive attributes of 362 Taiwanese children (average age 48.5 plus or minus 12.9 month-old) with uneven/delayed cognitive development as they were assessed repeatedly with average duration of 39.7 plus or…
Descriptors: Age Differences, Gender Differences, Mental Retardation, Autism