Univariate Analysis Univariate Analysis Multivariate Analysis Multivariate Analysis
Variable HR (CI 95) p-value Adjusted HR (CI 95) p-value
Sex: Male vs Female (Ref) 0.92 (0.73 – 1.16) 0.479 0.92 (0.69 – 1.21) 0.533
Age (10-year period increase) 1.35 (1.15 – 1.36) <0.001 1.36 (1.22 – 1.50) <0.001
Group of pH <0.001
>7.2
Ref
7.0 – 7.2
1.39 (1.06 – 1.82)
0.016
1.42 (1.02 – 1.97)
0.038
<7.0
3.85 (2.83 – 5.23)
<0.001
5.07 (3.20 – 8.04)
<0.001
Implantation site
Central
Ref
Ref
Peripheral
3.88 (0.48 – 1.17)
0.202
0.63 (0.35 – 1.12)
0.069
ECMO indication
Refractory cardiac arrest
Ref
Ref
Refractory cardiogenic shock
0.55 (0.39 – 0.78)
0.001
1.36 (0.82 – 2.25)
0.229
Post-cardiotomy
0.72 (0.51 – 1.03)
0.069
1.18 (0.69 – 2.01)
0.554
Post-transplantation
0.40 (0.25 – 0.63)
<0.001
0.99 (0.53 – 1.85)
0.976
ECMO implantation under external CPR 2.12 (1.68 – 2.70) <0.001 1.63 (1.13 – 2.35) 0.009
Resuscitated cardiac arrest 2.25 (1.29 – 3.92) 0.005
Kidney (failure vs normal) 2.05 (1.63 – 2.58) <0.001 1.56 (1.19 – 2.06) 0.001
DBP ≥40 vs <40 0.56 (0.40 – 0.79) <0.001 0.56 (0.39 – 0.81) 0.009
Bicarbonates (>15 vs ≤15) 0.41 (0.20 – 0.83) 0.013
Plateau pressure (>20 vs ≤20) 1.08 (0.85 – 1.37) 0.520
Lactates ≥7 vs < 7 1.84 (1.47 – 2.31) <0.001
Liver failure 1.49 (1.15 – 1.92) 0.002