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Identifying Areas of Overlap and Distinction in Early Lexical Profiles of Children with Autism Spectrum Disorder, Late Talkers, and Typical Talkers
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Jiménez, Eva; Haebig, Eileen; Hills, Thomas T. – Journal of Autism and Developmental Disorders, 2021
This study compares the lexical composition of 118 children with autism spectrum disorder (ASD) aged 12 to 84 months with 4626 vocabulary-matched typically developing toddlers with and without language delay, aged 8 to 30 months. Children with ASD and late talkers showed a weaker noun bias. Additionally, differences were identified in the…
Descriptors: Children, Autism, Pervasive Developmental Disorders, Child Development
Behaviors Interfering with Audiometry Associated with Eventual Diagnosis of Autism
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Meagher, Sean P.; Carlson, Betsy L.; Elrod, Marilisa G. – Journal of Autism and Developmental Disorders, 2021
Children referred for audiology evaluation due to speech and language delays represent a neurodevelopmentally high-risk group. The audiology evaluation is a behaviorally-challenging encounter early in the diagnostic process. We assessed interfering behaviors (IB) that complicated completion of audiometry as predictors of autism spectrum disorder…
Descriptors: Audiometric Tests, Clinical Diagnosis, Autism, Pervasive Developmental Disorders
Evaluating Acquisition, Preference and Discrimination in Requesting Skills between Picture Exchange and iPad®-Based Speech Generating Device across Preschoolers
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Yong, Yvonne H. L.; Dutt, Anuradha S.; Chen, Mo; Yeong, Adeline M. – Child Language Teaching and Therapy, 2021
This study compared a picture exchange (PE) system and an iPad®-based speech generating device (SGD) when teaching requesting skills to preschoolers with developmental disabilities and limited functional speech. A multiple baseline design with counterbalancing the order of two instruction conditions across participants was applied to compare the…
Descriptors: Augmentative and Alternative Communication, Preschool Children, Developmental Disabilities, Delayed Speech
Developmental Associations between Joint Engagement and Autistic Children's Vocabulary: A Cross-Lagged Panel Analysis
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Bottema-Beutel, Kristen; Kim, So Yoon; Crowley, Shannon; Yoder, Paul J. – Autism: The International Journal of Research and Practice, 2021
Cross-lagged panel analysis was used to examine associations between two joint engagement variables; higher order supported joint engagement and higher order supported joint engagement that co-occurs with caregiver's follow-in talk (higher order supported joint engagement + follow-in), and expressive and receptive vocabulary in a group of young…
Descriptors: Autism, Pervasive Developmental Disorders, Delayed Speech, Language Acquisition