184
Participants
Start Date
November 30, 2014
Primary Completion Date
December 31, 2020
Study Completion Date
January 31, 2021
Oxygen
Oxygen in sufficient quantity to maintain SpO2 \> 98%
Air
Supplemental Oxygen in sufficient quantity to maintain SpO2 \> 90%
Örebro University Hospital, Örebro
University Hospital, Örebro
Örebro University, Sweden
OTHER