Predictors of mental illness onset in adolescents and adults with intellectual disability: A retrospective cohort study in New South Wales, Australia.

ABSTRACT:

Background

People with intellectual disability are disproportionately affected by mental illness, including serious mental illness. While the prevalence of mental illness in this population is well-documented, the factors associated with the onset of any mental illness and serious mental illness lack comprehensive investigation. This study aims to identify demographic, service-related and disability-related factors associated with the onset of any mental illness and serious mental illness in people with intellectual disability using a large, linked dataset in New South Wales, Australia.

Methods

A retrospective cohort study was conducted using linked administrative data for 47,330 individuals with intellectual disability aged 13-80 years. Data from 2004 to 2018 were used to t

SUBMITTER: Michalski SC 

PROVIDER: S-EPMC12634903 | biostudies-literature | 2025 Dec

REPOSITORIES: biostudies-literature