Suicidal thoughts and behaviors and nonsuicidal self-injury are more common in autistic adolescents than non-autistic adolescents, per parent- and self-report. Clinician-rated measures of suicide risk (e.g. Columbia Suicide Severity Rating Scale) have not been investigated with autistic youth despite high parent-child rating discrepancies. In the…

Prevalence rates of depression are higher in autistic youth than neurotypical peers, yet the effects of autism spectrum disorder diagnosis and sex on depressive symptom severity remain incompletely understood, particularly in specific age groups. Using the Children's Depression Inventory, Second Edition, this study explored diagnostic- and…

Autistic adults commonly experience anxiety and depression. These mental health concerns are often tied to social experiences, such that mental well-being can be supported by social connection and deteriorated by loneliness. The mediating role of social and emotional loneliness (i.e. social isolation and lack of emotional attachment, respectively)…