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Griffiths, Peter; Smith, Caroline; Harvie, Ann – American Journal on Mental Retardation, 1997
Cognitive and behavioral effects of temporarily elevating levels of phenylalanine in treated phenylketonuria (PKU) were investigated in a triple-blind crossover study with 16 early and continuously treated children and adolescents with PKU. Results suggest that intellectual ability, memory, and conduct are not affected by medium-term elevated…
Descriptors: Adolescents, Behavior Patterns, Children, Cognitive Ability
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Chia, Y. H. M.; Lee, K. S.; Teo-Koh, S. M. – Journal of Intellectual and Developmental Disability, 2002
Boys with (n=16) and without (n=18) intellectual disability (ID) performed the Wingate Anaerobic Test (WAnT) on two separate occasions. Comparable levels of reliability and agreement were found on the WAnT for both groups. However, the performances of boys with ID were more variable, less powerful, and resulted in lower post-exercise blood lactose…
Descriptors: Adolescents, Bicycling, Exercise, Exercise Physiology