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. Author manuscript; available in PMC: 2022 Jan 1.
Published in final edited form as: Ann Intern Med. 2021 Apr 27;174(7):952–966. doi: 10.7326/M20-4675

Figure 2. Intubation and Mortality Plots for HFNO versus NIV.

Figure 2.

Figure 2.

CI=confidence interval; HFNO=high-flow nasal oxygen; ICU=intensive care unit; NIV=non-invasive ventilation; RR=risk ratio

*This is an estimated follow-up time based on the reported median ICU length of stay.

CI=confidence interval; HFNO=high-flow nasal oxygen; ICU=intensive care unit; NIV=non-invasive ventilation; RR=risk ratio*These are estimated follow-up times based on the reported median hospital or ICU length of stay.