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Boterberg, Sofie; Van Coster, Rudy; Roeyers, Herbert – Journal of Autism and Developmental Disorders, 2019
This study explored regression patterns in 100 children with ASD (3-11 years) using several approaches to enhance the validity of retrospective parent report. Both early development and outcome were examined in regression groups defined by 36 months age cut-off and two underlying empirical patterns based on type and onset age. Results over…
Descriptors: Autism, Pervasive Developmental Disorders, Children, Social Development
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Ellis Weismer, Susan; Lord, Catherine; Esler, Amy – Journal of Autism and Developmental Disorders, 2010
This study characterized early language abilities in toddlers with autism spectrum disorders (n = 257) using multiple measures of language development, compared to toddlers with non-spectrum developmental delay (DD, n = 69). Findings indicated moderate to high degrees of agreement among three assessment measures (one parent report and two direct…
Descriptors: Language Patterns, Delayed Speech, Autism, Toddlers