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Stability of Vocal Variables Measured during the Early Communication Indicator for Children with Autism Spectrum Disorder
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McDaniel, Jena; Yoder, Paul; Estes, Annette; Rogers, Sally J. – American Journal on Intellectual and Developmental Disabilities, 2021
The Early Communication Indicator (ECI) was designed to measure expressive communication progress in young children. We evaluated using the 6-min ECI procedure for a new purpose--a sampling context for stable measures of vocal development of young children with autism spectrum disorder (ASD). We evaluated how many ECI sessions were required to…
Descriptors: Autism, Pervasive Developmental Disorders, Communication Skills, Expressive Language
The Role of Early Social Motivation in Explaining Variability in Functional Language in Toddlers with Autism Spectrum Disorder
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Su, Pumpki L.; Rogers, Sally J.; Estes, Annette; Yoder, Paul – Autism: The International Journal of Research and Practice, 2021
This study examined an insufficiently studied predictor of functional language, social motivation, in a group of 87 young children with autism spectrum disorder. Participants (age 14-31 months at the start of the study) were assessed at four times over 24 months. We tested total and indirect associations between early social motivation and later…
Descriptors: Autism, Pervasive Developmental Disorders, Predictor Variables, Language Skills