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| Journal of Autism and… | 2 |
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Peer reviewedHodapp, Robert M.; And Others – Journal of Autism and Developmental Disorders, 1991
Assessment of 21 males (ages 4-27) with fragile X syndrome found that subject's age was associated with age-equivalent levels of both simultaneous processing and achievement, but not with levels of sequential processing. A smaller longitudinal study confirmed the presence of a plateau in sequential processing after the age of 10 years. (Author/JDD)
Descriptors: Academic Achievement, Age Differences, Chronological Age, Cognitive Ability
Peer reviewedBeadle-Brown, Julie; Murphy, Glynis; Wing, Lorna; Gould, Judy; Shah, Amitta; Holmes, Nan – Journal of Autism and Developmental Disorders, 2002
The skills and social impairments of 146 adolescents and young adults in London who had been found to have severe intellectual disabilities and/or autism as children in the 1970s were assessed. Classification as socially impaired or not remained relatively stable over time. Within the socially impaired group, there was a significant increase in…
Descriptors: Adolescents, Autism, Followup Studies, Foreign Countries
