94
Participants
Start Date
April 30, 2021
Primary Completion Date
April 29, 2022
Study Completion Date
July 15, 2022
HFNC
High flow nasal cannula (HFNC) was inserted through specific medium/large nasal prongs . FiO2 was continuously measured by a dedicated system (AIRVO™ 2; Fisher \& Paykel Healthcare, Auckland, New Zealand) connected to the HFNC. Starting flow 35 L/min, temperature 31oc. The flow was titrated up to 60L/min with a target SpO2 of ≥94%.
Oxygen face mask
Oxygen face mask was applied to patients postoperatively with starting flow 8L/min and titration of flow up to 10 L/min with target SpO2 of ≥94%
Alexandria University,Faculty of Medicine, Alexandria
Alexandria University
OTHER