inclusion criteria: - age greater than or equal to 18 years - high clinical suspicion of covid-19 from the opinion of both infectious disease specialist (s) and the icu team - evidence of acute respiratory distress syndrome requiring admission to the critical care trauma centre medical surgical icu, or the cardiac surgical recovery unit - vasopressor support

inclusion criteria: - age greater than or equal to 18 years - high clinical suspicion of covid-19 from the opinion of both infectious disease specialist (s) and the icu team - evidence of acute respiratory distress syndrome requiring admission to the critical care trauma centre medical surgical icu, or the cardiac surgical recovery unit - vasopressor support