1 Department of Intensive Care, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark.
2 Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark.
3 Department of Medicine, McMaster University, Hamilton, Ontario, Canada.
4 Department of Critical Care, Prince Sultan Military Medical City, The General Directorate of Armed Forces Health Services, Riyadh, Saudi Arabia.
5 Department of Health Research Methods, Evidence, and Impact, McMaster University, Hamilton, Ontario, Canada.
6 Population Health Research Institute, Hamilton, Ontario, Canada.
7 Anesthesia and Intensive Care Medicine, Anesthesiology and Intensive Care Medicine, Umeå University and the University Hospital of Umeå, Umeå Universitet Medicinska fakulteten, Umeå, Sweden.