Treatments, resource utilization, and outcomes of COVID-19 patients presenting to emergency departments across pandemic waves: an observational study by the Canadian COVID-19 Emergency Department Rapid Response Network (CCEDRRN)

• Corinne Michèle HohlUniversity of British Columbia
• Rhonda J. RosychukUniversity of Alberta
• Jeffrey P. HauUniversity of British Columbia
• Jake HaywardUniversity of Alberta
• Megan LandesUniversity Health Network
• Justin W. YanWestern University
• Daniel K. TingUniversity of British Columbia
• Michelle WelsfordHamilton Health Sciences
• Patrick Michel ArchambaultUniversité Laval
• Éric MercierCentre de recherche du CHU de Québec-Université Laval
• Kavish ChandraDalhousie University
• Philip J. DavisUniversity of Saskatchewan
• Samuel VaillancourtSt. Michael's Hospital
• Murdoch LeeiesUniversity of Manitoba
• Serena S SmallUniversity of British Columbia
• Laurie J. MorrisonSt. Michael's Hospital
• the Canadian COVID-19 Rapid Response Network (CCEDRRN) investigators for the Network of Canadian Emergency Researchers, for the Canadian Critical Care Trials Group