96
Participants
Start Date
January 15, 2020
Primary Completion Date
December 31, 2021
Study Completion Date
January 31, 2022
Oxygen storage face masks and nasal catheter
Giving high-flow mask oxygen via oxygen storage face masks (100% O2, flow rate 8 L/min, 1 hour, four times daily, and 2 L/min via nasal catheter during intermittent periods, for 7 days) immediately at admission.
Nasal catheter
Giving 2 L/min flow of 100% O2 via nasal catheter at admission for 24 hours daily for 7 days.
Xuanwu Hospital, Captial Medical University, Beijing
Jiujiang University Affiliated Hospital
OTHER_GOV
Capital Medical University
OTHER