Some or all Down syndrome children show evidence of cumulative deficit in their rate of language development, with expressive language often more severely affected than comprehension and both delayed relative to the child's other intellectual skills. Divergence of cognition, comprehension, and expressive language development, not usually reported for Down syndrome infants, becomes apparent in some reports of children at 6 years. The goal of this project is to develop a better understanding of the processes of language use and comprehension in 45 Down syndrome children ages 6 to 21, when cognition and language skills may diverge; and to seek longitudinal confirmation of a pattern of cumulative deficit. Studies of Down syndrome children's ability to narrate novel events, to """"""""fast map"""""""" novel word meaning from story contexts, and to benefit from prior discourse use of words in utterance formulation will be carried out. Performance will be compared to normally developing children matched for MA, and analyzed for variation as a function of cognitive, comprehension, and production skill within the Down syndrome group.

Agency
National Institute of Health (NIH)
Institute
Eunice Kennedy Shriver National Institute of Child Health & Human Development (NICHD)
Type
Research Project (R01)
Project #
5R01HD023353-03
Application #
3323505
Study Section
Human Development and Aging Subcommittee 1 (HUD)
Project Start
1987-07-01
Project End
1991-06-30
Budget Start
1989-07-01
Budget End
1991-06-30
Support Year
3
Fiscal Year
1989
Total Cost
Indirect Cost
Name
University of Wisconsin Madison
Department
Type
Graduate Schools
DUNS #
161202122
City
Madison
State
WI
Country
United States
Zip Code
53715
Miles, Sally; Chapman, Robin; Sindberg, Heidi (2006) Sampling context affects MLU in the language of adolescents with Down syndrome. J Speech Lang Hear Res 49:325-37
Chapman, Robin S (2006) Language learning in Down syndrome: the speech and language profile compared to adolescents with cognitive impairment of unknown origin. Downs Syndr Res Pract 10:61-6
Chapman, Robin S; Sindberg, Heidi; Bridge, Cynthia et al. (2006) Effect of memory support and elicited production on fast mapping of new words by adolescents with Down syndrome. J Speech Lang Hear Res 49:3-15
Miolo, Giuliana; Chapman, Robin S; Sindberg, Heidi A (2005) Sentence comprehension in adolescents with Down syndrome and typically developing children: role of sentence voice, visual context, and auditory-verbal short-term memory. J Speech Lang Hear Res 48:172-88
Johnson-Glenberg, M C; Chapman, R S (2004) Predictors of parent-child language during novel task play: a comparison between typically developing children and individuals with Down syndrome. J Intellect Disabil Res 48:225-38
Seung, H-K; Chapman, R (2004) Sentence memory of individuals with Down's syndrome and typically developing children. J Intellect Disabil Res 48:160-71
Bird, Elizabeth Kay-Raining; Chapman, Robin S; Schwartz, Scott E (2004) Fast mapping of words and story recall by individuals with Down syndrome. J Speech Lang Hear Res 47:1286-300
Chapman, Robin S; Hesketh, Linda J; Kistler, Doris J (2002) Predicting longitudinal change in language production and comprehension in individuals with Down syndrome: hierarchical linear modeling. J Speech Lang Hear Res 45:902-15
Miles, Sally; Chapman, Robin S (2002) Narrative content as described by individuals with Down syndrome and typically developing children. J Speech Lang Hear Res 45:175-89
Boudreau, D M; Chapman, R S (2000) The relationship between event representation and linguistic skill in narratives of children and adolescents with Down syndrome. J Speech Lang Hear Res 43:1146-59

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