1. Department of Anesthesiology and Pain Medicine, Maastricht University Medical Centre, Maastricht, Netherlands
2. Department of Anesthesiology and Pain Management, Rijnstate Hospital, Arnhem, Netherlands
3. Department of Orthopedic Surgery, Maastricht University Medical Centre, Maastricht, Netherlands
4. Department of Clinical Epidemiology and Medical Technology, Maastricht University Medical Centre, CAPHRI—Care and Public Health Research Institute, Maastricht, Netherlands