1. Faculty of Health and Social Sciences University of South‐Eastern Norway Borre Norway
2. Division of Orthopaedic Surgery Oslo University Hospital Oslo Norway
3. Faculty of Nursing, School of Health Sciences University of Iceland Reykjavik Iceland
4. Department of Health and Care Sciences, Faculty of Health Sciences UiT The Arctic University of Norway Tromsø Norway
5. Intensive Care Unit University Hospital of North Norway Tromsø Norway