Fig. 3
Comparison of vital signs and FiO2 between the modified HFNC and COT groups. HFNC high-flow nasal cannula, COT conventional oxygen therapy
Fig. 3 | BMC Pulmonary Medicine
Comparison of vital signs and FiO2 between the modified HFNC and COT groups. HFNC high-flow nasal cannula, COT conventional oxygen therapy