Correlates and prevalence of post-traumatic stress disorders in the São Paulo metropolitan area, Brazil.

Background: Post-traumatic stress disorder (PTSD) is a debilitating condition, which generates an extensive burden. We aimed to investigate in a huge metropolitan area, the prevalence of traumatic experiences, the development of PTSD, and its predictors.

Methods: Traumatic experiences and PTSD were assessed in 5037 adult individuals of the general population.