Cannabis use patterns and different phenotypes in relation to use of other drugs: latent class analyses from the São Paulo Megacity Mental Health Survey

Abstract Objective: Cannabis is the most widely used substance in Brazil. This study examined subtypes of individuals who use cannabis based on usage characteristics and correlates with use of other substances and harms. Methods: Data are from the São Paulo Megacity Mental Health Survey (n=5,037). Latent class analysis (LCA) was performed considering age of onset, use frequency, tobacco consumption, heavy episodic drinking (HED), alcohol use disorder (AUD), and substance use disorder. Logistic regression assessed class correlates, and a further analysis