Figure 1.

Comparison of percent average positive responses of the HSOPS's patient safety climate factors between operating theatre personnel in Haukeland University Hospital in Norway October-November 2009 and hospital health care personnel in the United States (HSOPS 2010 user comparative database report). Outcome variables. 1. Overall perceptions of safety. 2. Frequency of events reported. Unit-level factors. 3. Supervisors' or managers' expectations and actions promoting patient safety. 4. Organizational learning - continuous improvement. 5. Teamwork within units. 6. Communication openness. 7. Feedback and communication about error. 8. Non-punitive response to error. 9. Adequate staffing. Hospital-level factors. 10. Hospital management support for patient safety. 11. Teamwork across hospital units. 12. Hospital handoffs and transitions