Are frequency and severity of workplace violence etiologic factors of posttraumatic stress disorder? A 1-year prospective study of 1,763 social educators.

Although cross-sectional studies have associated workplace violence (WPV) with posttraumatic stress disorder (PTSD), prospective studies are needed to ascertain the exposure leading to the development of PTSD. Using a 1-year prospective survey design, with monthly measures of violence, and 1,763 participants, we investigated whether frequency and/or severity of WPV could be considered etiological factors for PTSD. Binary logistic regression...