From the College of Medicine, King Saud Bin Abdulaziz University for Health Sciences (Y.M.A., S.J.A., S.A.I.A., A.A.-D.), the Departments of Intensive Care (Y.M.A., S.J.A., S.A.I.A., A.A.-D.) and Emergency Medicine, (S.J.A.), Ministry of National Guard Health Affairs, Military Medical Services, Ministry of Defense (Y. Mandourah), the Department of Intensive Care Services, Prince Sultan Military Medical City (G.A.A.), the Department of Pulmonary and Critical Care Medicine, King Fahad Medical City (M.A., H.L.), Critical Care Medicine Department, King Faisal Specialist Hospital and Research Center (H.H.), and the Department of Biostatistics and Bioinformatics (J.J.) and Research Office (L.Y.A.), King Abdullah International Medical Research Center (Y.M.A., S.J.A., S.A.I.A., A.A.-D.), Riyadh, College of Medicine, King Saud Bin Abdulaziz University for Health Sciences, King Abdullah International Medical Research Center, and the Intensive Care Department, Ministry of National Guard Health Affairs (F.A.-H.), and Critical Care Section, Department of Medicine, King Faisal Specialist Hospital and Research Center (I.K.), Jeddah, the Department of Emergency and Critical Care Medicine, College of Medicine, King Fahd Hospital of the University, Imam Abdulrahman Bin Faisal University (M.S.A.), Dammam, the Department of Critical Care Medicine, King Khalid University, Asir Central Hospital (A.A.B.), Abha, and King Saud Bin Abdulaziz University for Health Sciences, King Abdullah International Medical Research Center, and the Intensive Care Division, Department of Medicine, King Abdulaziz Hospital (A.A.A.), Al Ahsa - all in Saudi Arabia; St. Michael's Hospital, Li Ka Shing Knowledge Institute (K.E.A.B.), the Department of Medicine, Sinai Health System (S.M.), and Interdepartmental Division of Critical Care Medicine, University of Toronto (K.E.A.B, S.M.) - all in Toronto; the George Institute for Global Health (S.F.), the Department of Intensive Care Medicine, Centre for Applied Medical Research, St. Vincent's Hospital (H.B.), and the University of New South Wales, Sydney (S.F., H.B.), and Intensive Care Department, Gosford Hospital, Gosford, NSW (A.G.) - all in Australia; and the Department of Anesthesiology and Critical Care, King George's Medical University, Lucknow (Z.A.), and Institute of Critical Care and Anesthesiology, Medanta-The Medicity, Gurgaon (Y. Mehta) - both in India.