Objective. To quantify the association between gender role orientation and tobacco and alcohol use among young people of the State of Morelos. Materials and methods. Study conducted in 2004-2005, students aged 14 to 24 years (n = 1 730). Sociodemographic variables (area of residence, socioeconomic status), family (parental education and violence), psycho-sociological (gender role, self-esteem, depression, alcohol consumption, tobacco, locus of control, sexual abuse). Logistic regression analysis. Results. Factors associated with use of tobacco: In women, being androgynous undesirable, masculine role, attempted sexual abuse and urban areas. For men, depression and submission. Factors associated with alcohol use: In women, masculine gender role; and in men to be older than 20 years, living in semi-urban and urban area, and internal locus. Conclusions. The machismo is one of the gender role orientations with greater association with the use of tobacco primarily in girls in Mexico, and the masculine or instrumental role with alcohol.
