1 Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto, ON, Canada.

2 Department of Medicine, Sinai Health System and University Health Network, Toronto, ON, Canada.

3 Wellcome Wolfson Institute for Experimental Medicine, Queen’s University Belfast, Belfast, United Kingdom.

4 Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto, ON, Canada.

*See also p. 1515.

Dr. Gorman is an investigator on the Randomized Evaluation of COVID-19 Therapy–Respiratory Support (RECOVERY-RS) trial investigating noninvasive respiratory support in acute hypoxemic respiratory failure (AHRF) related to COVID-19 and an individual participant data network meta-analysis investigating noninvasive respiratory support in AHRF related to COVID-19, both of which are referenced in this article. The remaining authors have disclosed that they do not have any potential conflicts of interest.