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Adhd Symptoms And Substance Use Among Adolescents In Ontario: A Cross-Sectional Study Examining Sex Differences And Covariates, Shannon W. Wong

Electronic Thesis and Dissertation Repository

Objective: 1) Estimate the prevalence of self-reported ADHD symptoms in sample of youth (grades 9-12) in Ontario schools, by sex; and 2) Assess the relationship between ADHD symptoms and substance use (alcohol, tobacco cigarettes, cannabis, stimulants) by sex, controlling for socio-economic status, internalizing and externalizing problems.

Methods: Data from 2015 and 2017 (n = 6,923) Centre for Addiction and Mental Health Ontario Student Drug Use and Health Survey, included self-reports of ADHD symptomatology and substance use. Statistical analyses included bivariate tables and multinomial regressions.

Results: Prevalence for ADHD symptoms was 20.22%, 95% CI [18.52, 22.03] (males = 16.42%, 95% CI …

Screening For Adult Adhd In Ontario: A Cross-Sectional Study Examining Sex Differences, Mental Health Correlates And Substance Use, Deanne Daigle

Electronic Thesis and Dissertation Repository

The vast majority of studies on attention-deficit/hyperactivity disorder (ADHD) are based on samples with inherent age, sex, and referral biases. Therefore, the current study used population-based data to 1) estimate the prevalence of adult ADHD (as well as previous diagnosis and medication use using an ADHD screener) and co-occurring psychiatric distress and substance use in Ontario 2) examine the sex differences in ADHD screening status and co-occurring psychiatric distress and substance use and 3) model ADHD screening status as a risk factor for psychiatric distress using the 2011 cycle of the Centre for Addiction and Mental Health Monitor. A positive …