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Yanan Zhao; Feng Lu; Ruoxi Ding; Dawei Zhu; Rong Zhang; Siwei Sun; Ping He; Xiaoying Zheng – Autism: The International Journal of Research and Practice, 2025
The prevalence of autism spectrum disorder in the world has increased over the last decade, but the prevalence, incidence, and characteristics of autism spectrum disorder in China were not well understood. Using administrative data, we aimed to estimate the prevalence and incidence of autism spectrum disorder and describe the co-occurring…
Descriptors: Incidence, Autism Spectrum Disorders, Symptoms (Individual Disorders), Foreign Countries
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Wigham, Sarah; Rodgers, Jacqui; Berney, Tom; Le Couteur, Ann; Ingham, Barry; Parr, Jeremy R. – Autism: The International Journal of Research and Practice, 2019
Accurately diagnosing autism spectrum disorders in adulthood can be challenging. Structured questionnaires and diagnostic measures are frequently used to assist case recognition and diagnosis. This study reviewed research evidence on structured questionnaires and diagnostic measures published since the National Institute for Health and Care…
Descriptors: Psychometrics, Questionnaires, Diagnostic Tests, Clinical Diagnosis
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Gardner, Lauren M.; Campbell, Jonathan M.; Bush, Andrew J.; Murphy, Laura – Journal of Psychoeducational Assessment, 2018
We contrasted Behavior Assessment System for Children, Second Edition--Parent Rating Scales--Preschool Form (BASC-2 PRS-P) parent ratings for 242 (52% African American; 39% White) preschool-aged children from three diagnostic groups: autism spectrum disorder (ASD), intellectual disability (ID), and ASD and ID (ASD/ID). Across diagnostic groups,…
Descriptors: Autism, Pervasive Developmental Disorders, Child Behavior, Rating Scales