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Direct linkVanvuchelen, M.; Feys, H.; De Weerdt, W. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
The emergence of the Down syndrome (DS) behavioural phenotype during early development may be of great importance for early intervention. The main goal of this study was to investigate the good-imitator-poor-talker developmental profile in DS at preschool age. Twenty children with Down syndrome (DS; mean nonverbal mental age NMA 1 y10 m) and 15…
Descriptors: Early Intervention, Language Acquisition, Imitation, Down Syndrome
Wong, Anita M. -Y.; Leung, Cynthia; Siu, Elaine K. -L.; Lam, Catherine C. -C.; Chan, Grace P. -S. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
This study reports on the development of the language subtest in the Preschool Developmental Assessment Scale (PDAS) for Cantonese-Chinese speaking children. A pilot pool of 158 items covering the two language modalities and the three language domains was developed. This initial item set was subsequently revised based on Rasch analyses of data…
Descriptors: Speech Communication, Language Impairments, Measures (Individuals), Test Construction
