1. Division of Cardiac Anesthesiology, Department of Anesthesiology and Pain Medicine, University of Ottawa Heart Institute, Ottawa, Ontario, Canada
2. School of Epidemiology and Public Health, University of Ottawa, Ottawa, Ontario, Canada
3. Institute for Clinical Evaluative Sciences, Ontario, Canada
4. Department of Cardiothoracic Surgery, New York Presbyterian Hospital/Weill Cornell Medicine, New York
5. Division of Cardiac Surgery, Department of Surgery, University of Ottawa Heart Institute, Ottawa, Ontario, Canada