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Guthrie, Whitney; Wetherby, Amy M.; Woods, Juliann; Schatschneider, Christopher; Holland, Renee D.; Morgan, Lindee; Lord, Catherine E. – Autism: The International Journal of Research and Practice, 2023
Robust evidence supports the efficacy of early autism intervention. Despite broad consensus that earlier intervention leads to better outcomes, evidence for this has been limited to correlational studies. This study examined timing effects of the Early Social Interaction (ESI) model, a parent-implemented intervention, using a complete crossover…
Descriptors: Autism Spectrum Disorders, Early Intervention, Toddlers, Interaction
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Wetherby, Amy M.; Guthrie, Whitney; Hooker, Jessica L.; Delehanty, Abigail; Day, Taylor N.; Woods, Juliann; Pierce, Karen; Manwaring, Stacy S.; Thurm, Audrey; Ozonoff, Sally; Petkova, Eva; Lord, Catherine – Autism: The International Journal of Research and Practice, 2021
There is a critical need for validated screening tools for autism spectrum disorder in very young children so families can access tailored intervention services as early as possible. Few screeners exist for children between the recommended screening ages of 18-24 months. This study examined the utility of a new autism-specific parent-report…
Descriptors: Autism, Pervasive Developmental Disorders, Screening Tests, Toddlers
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Plumb, Allison M.; Wetherby, Amy M. – Journal of Speech, Language, and Hearing Research, 2013
Purpose: In this study, the authors aimed to examine the vocalizations of children with autism spectrum disorder (ASD) in the second year of life and their relationship to other areas of development. Method: Vocalizations were examined in 125 children between ages 18 and 24 months: 50 later diagnosed with ASD, 25 with developmental delays (DD) in…
Descriptors: Pervasive Developmental Disorders, Autism, Toddlers, Language Acquisition
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Siller, Michael; Morgan, Lindee; Turner-Brown, Lauren; Baggett, Kathleen M.; Baranek, Grace T.; Brian, Jessica; Bryson, Susan E.; Carter, Alice S.; Crais, Elizabeth R.; Estes, Annette; Kasari, Connie; Landa, Rebecca J.; Lord, Catherine; Messinger, Daniel S.; Mundy, Peter; Odom, Samuel L.; Reznick, J. Steven; Roberts, Wendy; Rogers, Sally J.; Schertz, Hannah H.; Smith, Isabel M.; Stone, Wendy L.; Watson, Linda R.; Wetherby, Amy M.; Yoder, Paul J.; Zwaigenbaum, Lonnie – Journal of Early Intervention, 2013
Given recent advances in science, policy, and practice of early identification in autism spectrum disorder (ASD), questions about the effectiveness of early intervention have far-reaching service and policy implications. However, rigorous research evaluating the efficacy and effectiveness of intervention programs for toddlers with ASD faces a…
Descriptors: Toddlers, Intervention, Pervasive Developmental Disorders, Autism