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Feldman, Heidi M.; Dollaghan, Christine A.; Campbell, Thomas F.; Colborn, D. Kathleen; Janosky, Janine; Kurs-Lasky, Marcia; Rockette, Howard E.; Dale, Philip S.; Paradise, Jack L. – Journal of Speech, Language, and Hearing Research, 2003
A study investigated the degree of association between parent-reported language scores at ages 1,2, and 3 years, and the cumulative duration of middle-ear effusion (MEE) during the first 3 years in 621 children. At age 3, the cumulative duration of MEE significantly contributed to the variance in parent-reported scores. (Contains references.) (CR)
Descriptors: Age Differences, Child Development, Child Language, Early Childhood Education
Oliver, Bonamy; Dale, Philip S.; Plomin, Robert – Journal of Child Language, 2004
We investigated infant precursors of low language scores in early childhood. The sample included 373 probands in 130 monozygotic (MZ) and 109 same-sex dizygotic (DZ) twin pairs in which at least one member of the pair scored in the lowest 15th percentile of a control sample on a general language factor derived from tester-administered tests at…
Descriptors: Twins, Young Children, Genetics, Cognitive Development