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A Path Model of Expressive Vocabulary Skills in Initially Preverbal Preschool Children with Autism Spectrum Disorder
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McDaniel, Jena; Yoder, Paul; Watson, Linda R. – Journal of Autism and Developmental Disorders, 2017
We examined direct and indirect paths involving receptive vocabulary and diversity of key consonants used in communication (DKCC) to improve understanding of why previously identified value-added predictors are associated with later expressive vocabulary for initially preverbal children with autism spectrum disorder (ASD; n = 87). Intentional…
Descriptors: Autism, Pervasive Developmental Disorders, Path Analysis, Models
Value-Added Predictors of Expressive and Receptive Language Growth in Initially Nonverbal Preschoolers with Autism Spectrum Disorders
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Yoder, Paul; Watson, Linda R.; Lambert, Warren – Journal of Autism and Developmental Disorders, 2015
Eighty-seven preschoolers with autism spectrum disorders who were initially nonverbal (under 6 words in language sample and under 21 parent-reported words said) were assessed at five time points over 16 months. Statistical models that accounted for the intercorrelation among nine theoretically- and empirically-motivated predictors, as well as two…
Descriptors: Preschool Children, Autism, Pervasive Developmental Disorders, Language Impairments