Table 4.
Univariate and multivariate analysis of characteristics associated with in-hospital mortality
| OR | 95% CI | P value | ||
|---|---|---|---|---|
| Lower-limit | Upper-limit | |||
| Univariate | ||||
| Age, years ≥60 | 4.333 | 1.071 | 17.534 | 0.0398* |
| CPB duration | 1.005 | 0.999 | 1.010 | 0.0940 |
| Blood loss | 1.000 | 0.999 | 1.000 | 0.683 |
| Urine volume | 1.000 | 0.999 | 1.000 | 0.247 |
| IABP/ECMO | 10.125 | 1.746 | 58.700 | 0.0098* |
| AKI | 3.904 | 1.051 | 14.507 | 0.042* |
| AKI requiring RRT | 11.278 | 2.740 | 46.424 | 0.0008* |
| Multivariate | ||||
|
AKI requiring RRT (ref = no-AKI and no-RRT) |
11.348 | 2.418 | 53.267 | 0.002* |
| IABP/ECMO | 2.302 | 0.299 | 17.743 | 0.424 |
* P < 0.05; OR Odds ratio, CI Confidence interval, CPB Cardiopulmonary bypass, IABP Intra-aortic balloon pump, ECMO Extracorporeal membrane oxygenation, AKI Acute kidney injury, RRT Renal replacement therapy