From: Recruitment maneuver for prevention of alevolar derecruitment during percutaneous dilation tracheostomy
PaO2/FiO2
T1
T2
T3
T4
MRa
182.8 ± 121.5
464.1 ± 119.7*
360 ± 138.8*
360.4 ± 79.7*
no-MRa
247.1 ± 121.9
228.1 ± 116.3
126.5 ± 76.9
163.5 ± 84.5