Factors associated with injuries in adolescents, from the National Adolescent School-based Health Survey (PeNSE 2012).

Objective: To estimate the prevalence of injuries among teenagers and to examine the associated risk factors, such as sociodemographic characteristics, risk behaviors, family ties and other factors.

Method: The prevalence of the outcome (injury) was estimated with a 95%confidence interval. In order to verify factors associated with the injury, a bivariate analysis was made with estimated odds ratio (OR) and its respective confidence intervals.