Variable | Crude odds ratio | Adjusted odds ratio (95% CI) | Pvalue |
---|---|---|---|
Inotrope status | Â | Â | Â |
   Inotrope unexposed (ref) | 1.0 | 1.0 |  |
   Inotrope exposed | 9.1 | 2.3 (1.2 to 4.5) | 0.01 |
Parsonnet score | Â | Â | Â |
   0 to 9 (ref) | 1.0 | 1.0 |  |
   10 to 14 | 2.4 | 1.8 (0.7 to 4.6) | 0.24 |
   15 to 19 | 3.1 | 1.8 (0.7 to 4.9) | 0.23 |
   20 to 29 | 8.3 | 4.6 (2.0 to 10.9) | < 0.001 |
   ≥ 30 | 24.6 | 11.2 (4.6 to 27.5) | < 0.001 |
Ejection fraction | Â | Â | Â |
   LVEF ≥ 30% | 1.0 |  |  |
   LVEF < 30% | 2.2 | 1.5 (0.9 to 2.7) | 0.15 |
Intraaortic balloon pump use | Â | Â | Â |
   No perioperative IABP use | 1.0 |  |  |
   Perioperative IABP use | 8.2 | 3.3 (1.9 to 5.8) | < 0.001 |
Bypass timeb | 1.6 | 1.3 (1.1 to 1.4) | < 0.001 |
Reoperative status | Â | Â | Â |
   No reoperation | 1.0 |  |  |
   Reoperation | 6.1 | 4.7 (2.3 to 9.3) | < 0.001 |
Cardiac index at six hours, L/min | Â | Â | Â |
   Cardiac index ≥ 2.2 (ref) | 1.0 | 1.0 |  |
   Cardiac index < 2.2 | 2.8 | 1.7 (0.93 to 1) | 0.09 |