1. Medical/Surgical Intensive Care Unit, St Michael’s Hospital, Toronto, Ontario, Canada
2. Clinical Evaluation Research Unit, Kingston General Hospital, Kingston, Ontario, Canada
3. Department of Community Health and Epidemiology, Queen’s University, Kingston, Ontario, Canada
4. Department of Critical Care Medicine and Sunnybrook Research Institute, Sunnybrook Health Sciences Centre, and Interdepartmental Division of Critical Care, University of Toronto, Toronto, Ontario, Canada
5. Canadian Association of Critical Care Nurses, London, Ontario
6. Department of Medicine, Queen’s University, Kingston, Ontario, Canada