Early identification of autism spectrum disorder through cost-effective screening is crucial in low- and middle-income countries. The Child Behavior Checklist 1.5-5, using the Autism Spectrum Problems and Withdrawn Syndrome subscales, has potential as a level 1 autism spectrum disorder screening tool, though its construct validity in low- and…

Gastrointestinal symptoms are frequently reported in children diagnosed with autism spectrum disorder. This study sought to determine the longitudinal trajectory of gastrointestinal symptoms without a medical etiology in children with autism compared to similar aged participants with typical development. A total of 475 children enrolled in this…

Background: School shooting events and lockdowns have increased in the United States, raising concerns about their impact on youth mental health. Method: This study assessed the association between school lockdowns and changes in youth mental health in 10,049 children who participated in the Adolescent Brain and Cognitive Development study. The…

Primary care providers are often the first to identify concerns for autism through routine screening in the first 2 years of life. However, most children do not receive a diagnosis until years later resulting in delays accessing appropriate intervention. Delays in diagnosis disproportionately impact those who are otherwise disadvantaged by society…

This study sought to characterize caregiver concerns for autistic children receiving care in two public service systems--schools and mental health programs--and to identify child and family characteristics associated with these concerns. Caregivers of 353 school-age autistic children in mental health services (n = 192) or schools (n = 161) named,…