Are You All right (AYA)? Association of cumulative traumatic events among Danish police officers with mental health, work environment and sickness absenteeism: protocol of a 3-year prospective cohort study.

This study was presented for evaluation at the National Ethics Committee in Denmark (reference number: 20202000-216), but according to Danish legislation, survey studies do not require approval by official Danish scientific or ethical committees. Participation in the project is based on informed consent, and data are handled in accordance with the Danish data legislation (journal number: 20/41457). Results are published in scientific journals and disseminated at international conferences.