From: Extracorporeal membrane oxygenation for severe acute respiratory failure
% ECMO in
% ECMO
Study
Patients
the control
in the NO
Reference
Year
design
total(n)
group
P
[97]
1997
RCT
58
71
40
0.02
[98]
235
54
39
0.014
[99]
1998
155
34
22
0.12
[100]
2000
248
64
38
0.001