1. Department of Anesthesiology, The Ottawa Hospital Pain Clinic, Ottawa, Ontario, Canada
2. Clinical Epidemiology, The Ottawa Hospital Research Institute, Ottawa, Ontario, Canada
3. Department of Anesthesiology and Pain Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Ontario, Canada
4. Department of Psychology, Experimental Psychology, Memorial University of Newfoundland, St. John’s, Newfoundland, Canada
5. Department of Anesthesiology, The Ottawa Hospital Research Institute, Ottawa, Ontario, Canada
6. Department of Anesthesiology and Pain Medicine, The Ottawa Hospital Research Institute | Institut de recherche de l’Hôpital d’Ottawa, Ottawa, Ontario, Canada