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Van der Molen, M. J. W.; Van der Molen, M. W.; Ridderinkhof, K. R.; Hamel, B. C. J.; Curfs, L. M. G.; Ramakers, G. J. A. – Brain and Cognition, 2012
The ability to flexibly adapt to the changing demands of the environment is often reported as a core deficit in fragile X syndrome (FXS). However, the cognitive processes that determine this attentional set-shifting deficit remain elusive. The present study investigated attentional set-shifting ability in fragile X syndrome males with the…
Descriptors: Mental Age, Age, Down Syndrome, Scoring
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Holden, Edward H., Jr.; Corrigan, James G. – American Journal of Mental Deficiency, 1983
Compared 24 educable mentally retarded (EMR) adolescents, 24 chronological age (CA) matched nonretarded adolescents, and 24 mental age (MA) matched children in same-different decision task in which dyadic sequences were presented within and across visual and auditory modalities. Results supported concept of greater visual dominance by retarded and…
Descriptors: Adolescents, Attention, Auditory Stimuli, Chronological Age