Comparison of different methods for work accidents investigation in hospitals: A Portuguese case study.

Background: The hospital environment has many occupational health risks that predispose healthcare workers to various kinds of work accidents.

Objective: This study aims to compare different methods for work accidents investigation and to verify their suitability in hospital environment.

Methods: For this purpose, we selected three types of accidents that were related with needle stick, worker fall and inadequate effort/movement during the mobilization of patients.