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Lifshit, Hefziba Batya; Bustan, Noa; Shnitzer-Meirovich, Shlomit – Journal of Applied Research in Intellectual Disabilities, 2021
Goals: This study examined: (a) crystallized/fluid intelligence trajectories of adolescents and adults with Down syndrome; and (b) the contribution of endogenous (health, activities of daily living--ADL) and exogenous (cognitively stimulating leisure activities) factors on adults' intelligence with age. Method: Four cohorts (N = 80) with Down…
Descriptors: Down Syndrome, Adolescents, Adults, Health Behavior
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Kaland, Nils; Mortensen, Erik Lykke; Smith, Lars – Autism: The International Journal of Research & Practice, 2007
The aim of the present study was to assess the findings, reported in earlier studies, that individuals with autism spectrum disorders process visuo-spatial tasks faster than typically developing control persons. The participants in the present study were children and adolescents with Asperger syndrome (AS) or high-functioning autism (HFA) (N =…
Descriptors: Children, Adolescents, Pervasive Developmental Disorders, Cognitive Tests