From: Efficacy and safety of early prone positioning combined with HFNC or NIV in moderate to severe ARDS: a multi-center prospective cohort study
Success, n = 11
Failure, n = 9
P value
Total days
4.3 ± 3.7
1.9 ± 1.2
0.065
Frequency during a day
2.4 ± 1.5
1.6 ± 0.5
0.130
Duration of one course of PP (h)
1.8 ± 0.7
1.9 ± 1.4
0.826