Background: Autism spectrum disorder (ASD) is a multifactorial, pervasive, neurodevelopmental disorder, of which intestinal symptoms collectively represent one of the most common comorbidities. Methods: In this study, 1,222 children with ASD and 1,206 typically developing (TD) children aged 2-7 years were enrolled from 13 cities in China. Physical…

Anxiety and autism spectrum disorder (ASD) commonly co-occur, but school-based assessment practices surrounding identification of co-occurring presentations are not well understood. This study examined school psychologists' assessment practices for anxiety in students with ASD, perceptions of their role in the assessment process, and perceived…

Multimorbidity, defined as having two or more chronic health conditions, is associated with elevated polypharmacy and mortality. Autism spectrum disorder is a whole-body chronic health condition in which comorbidities -- in particular co-occurring intellectual disability -- contribute to high clinical heterogeneity, polypharmacy and premature…

Objective: To determine the demographic and clinical characteristics of children followed up with the diagnosis of autism spectrum disorder (ASD) at a tertiary center in Southeeast Turkey. Methods: Children followed up with the diagnosis of ASD at a university hospital child psychiatry clinic between June 2016 and June 2021 were evaluated…

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…

The purpose of this study was to evaluate the effects of using video modeling (VM) to teach three young adults with autism spectrum disorder (ASD) and intellectual disability (ID) to independently communicate their physical location via text and phone call. We used a multiple-probe research design across behaviors to evaluate the effects of the…

Accurate representation of autism spectrum disorder (ASD) in fragile X syndrome (FXS) is necessary for the field. We examined classifications of ASD using three approaches--Autism Diagnostic Observation Schedule (ADOS-2; Lord et al. 2012), Childhood Autism Rating Scale (CARS2-ST; Schopler et al. 2010), and Vineland Adaptive Behavior Scales…

Very little research has explored the impact of interventions combining music and technology on children with a dual diagnosis of autism and intellectual disabilities (ID) incorporating the active involvement of school staff. Video recordings and group interviews were used to collect data in this study. Video recordings of five children with…