Online Supplement Table of contents Online Supplement 1:

Household food insecurity and health service use for mental and substance use disorders among children and adolescents in Ontario, Canada. [...] Household food insecurity and health service use for mental and substance use disorders among children and adolescents in Ontario, Canada. [...] Household food insecurity and health service use for mental and substance use disorders among children and adolescents in Ontario, Canada. [...] Online Supplement 10: Unadjusted, partially adjusted, and fully adjusted models for the sensitivity analysis of household food insecurity status and any service use for mental and substance use disorders among children and adolescents. [...] Past Year Maternal Mental Health Visit - - 1.84 (1.67, 2.02) - - N/A Past Year Maternal Substance Use Visit - - 0.59 (0.37, 0.92) - - Single Parent Household Yes 1.38 (1.23, 1.56) No - - Ref.