Adolescents’ knowledge of HPV and sexually transmitted infections at public high schools in São Paulo: a cross-sectional study

Aim: To assess the knowledge of students from public high schools in poor communities about HPV and Sexually Transmitted Infections and their attitude towards and prevention of such diseases. Subject and Methods: Cross-sectional study with adolescents from public schools of Sao Paulo – Brazil, selected for an interview by a randomization program. A questionnaire about knowledge, attitudes, and preventive practices regarding STIs, including HPV, according to sex was administered and answers were analyzed by the Poisson regression model with robust variance.