Table 4 Univariate and multivariate analyses for mortality of ECMO
Variable | OR (95% CI) | p value | OR (95% CI) | p value |
|---|---|---|---|---|
Age (years) | 1.043 (1.029, 1.056) | < 0.001 | 1.038 (1.022, 1.054) | < 0.001 |
Male | 0.720 (0.487, 1.064) | 0.099 | ||
Year | 0.645 (0.444, 0.939) | 0.022 | ||
Body mass index (kg/m2) | 0.982 (0.927, 1.040) | 0.527 | ||
APACHE II score | 1.032 (1.010, 1.054) | 0.004 | ||
SOFA score | 1.020 (0.978. 1.065) | 0.358 | ||
Immunocompromised | 1.335 (0.868, 2.054) | 0.188 | ||
CNS dysfunction | 1.274 (0.534, 3.038) | 0.585 | ||
Vasopressor | 1.254 (0.857, 1.836) | 0.243 | ||
Corticosteroid | 1.914 (1.130, 3.242) | 0.016 | 2.251 (1.153, 4.397) | 0.018 |
Cardiac arrest | 1.050 (0.630, 1.747) | 0.852 | ||
CRRT | 2.102 (1.233, 3.581) | 0.006 | 2.196 (1.135, 4.247) | 0.019 |
Prone positioning | 1.054 (0.705, 1.575) | 0.798 | ||
Nitric oxide | 1.853 (1.194, 2.875) | 0.006 | ||
Bicarbonate infusion | 1.521 (0.820, 2.820) | 0.183 | ||
Neuromuscular blocker | 1.186 (0.821, 1.711) | 0.363 | ||
VV ECMO mode | 0.810 (0.456, 1.439) | 0.472 | ||
pH | 0.800 (0.244, 2.618) | 0.712 | ||
PaO2 (mmHg) | 0.998 (0.993, 1.003) | 0.433 | ||
PaCO2 (mmHg) | 1.007 (0.999, 1.015) | 0.083 | ||
PaO2/FiO2 | 0.999 (0.996, 1.002) | 0.447 | ||
PEEP (cmH2O) | 0.968 (0.918, 1.020) | 0.219 | ||
PIP (cmH2O) | 1.070 (1.034, 1.107) | < 0.001 | ||
Tidal volume (ml/kg) | 0.999 (0.998, 1.000) | 0.175 | ||
Driving pressure (cmH2O) | 1.078 (1.039, 1.118) | < 0.001 | 1.072 (1.031, 1.114) | < 0.001 |
Minute ventilation (L/min) | 1.022 (0.969, 1.077) | 0.428 | ||
Interval MV–ECMO (days) | 1.024 (0.998, 1.050) | 0.068 | ||
ECMO duration (days) | 1.016 (1.003, 1.029) | 0.017 | 1.020 (1.003, 1.038) | 0.021 |