Table 4. Multivariate logistic regression analyses using pre-ECMO variables for hospital death.
| Models | Variables | Beta | SE | P value | OR | 95% CI |
|---|---|---|---|---|---|---|
| Model 1* | pH | −7.566 | 5.792 | 0.191 | 0.001 | 0.001–44.102 |
| Lactate | 0.263 | 0.273 | 0.335 | 1.301 | 0.762–2.219 | |
| ECMO type‡ | 2.082 | 1.639 | 0.204 | 8.022 | 0.323–199.238 | |
| SAPS II | 0.009 | 1.639 | 0.842 | 1.009 | 0.925–1.101 | |
| DIC score | 1.370 | 0.619 | 0.027 | 3.935 | 1.170–13.230 | |
| Model 2† | pH | −6.769 | 4.564 | 0.138 | 0.001 | 0.001–8.810 |
| Lactate | 0.214 | 0.226 | 0.344 | 1.238 | 0.795–1.928 | |
| ECMO type‡ | 2.207 | 1.571 | 0.160 | 9.091 | 0.418–197.604 | |
| SAPS II | 0.012 | 0.043 | 0.782 | 1.012 | 0.930–1.101 | |
| Overt DIC | 3.045 | 1.379 | 0.027 | 21.008 | 1.408–313.405 |
*, Hosmo-Lemeshow test, chi-square =4.872 (df =7), P=0.676; †, Hosmo-Lemeshow test, chi-square =3.384 (df =7), P=0.847; ‡, venovenous type vs. other types. CI, confidence interval; DIC, disseminated intravascular coagulation; ECMO, extracorporeal membrane oxygenation; OR, odds ratio; SAPS, Simplified Acute Physiology Score; SE, standard deviation.