Table 4.
Multivariate regression analysis for mortality.
| Variable | Odds Ratio | 95% | C.I. | Coefficient | S.E. | Z-Statistic | P-Value |
|---|---|---|---|---|---|---|---|
| Age | 0.562 | 0.2391 | 1.321 | −0.5762 | 0.436 | −1.3214 | 0.1864 |
| Blood Loss | 1.1099 | 0.8058 | 1.5289 | 0.1043 | 0.1634 | 0.6383 | 0.5233 |
| Blood Pressure | 1.0587 | 0.772 | 1.452 | 0.0571 | 0.1612 | 0.354 | 0.7233 |
| Cardiac | 1.8307 | 1.1202 | 2.9916 | 0.6047 | 0.2506 | 2.413 | 0.0158 |
| Electrocardiogram | 1.6415 | 1.0556 | 2.5528 | 0.4956 | 0.2253 | 2.2 | 0.0278 |
| Glasgow Coma Scale | 2.1264 | 0.6527 | 6.9277 | 0.7544 | 0.6026 | 1.2519 | 0.2106 |
| Haemoglobin | 1.1471 | 0.9574 | 1.3745 | 0.1373 | 0.0922 | 1.4883 | 0.1367 |
| Potassium | 1.0021 | 0.6717 | 1.4949 | 0.0021 | 0.2041 | 0.0103 | 0.9918 |
| Malignancy Status | 1.3202 | 1.0112 | 1.7235 | 0.2777 | 0.136 | 2.0419 | 0.0412 |
| Timing of operation | 1.2863 | 0.7833 | 2.1123 | 0.2518 | 0.2531 | 0.9949 | 0.3198 |
| Multiple Operations | 0.9755 | 0.5981 | 1.5911 | −0.0248 | 0.2496 | −0.0994 | 0.9208 |
| Sodium | 0.8513 | 0.4911 | 1.4758 | −0.1609 | 0.2807 | −0.5734 | 0.5664 |
| Operation Severity | 12.1773 | 2.1594 | 68.670 | 2.4996 | 0.8825 | 2.8323 | 0.0046 |
| Pulse | 1.4071 | 1.0774 | 1.8375 | 0.3415 | 0.1362 | 2.5076 | 0.0122 |
| Respiratory | 1.0418 | 0.8318 | 1.3048 | 0.0409 | 0.1149 | 0.3565 | 0.7215 |
| Peritoneal Soiling | 1.0524 | 0.8506 | 1.3021 | 0.051 | 0.1086 | 0.4699 | 0.6384 |
| Urea | 1.1774 | 0.9316 | 1.4879 | 0.1633 | 0.1194 | 1.3671 | 0.1716 |
| White Cell Count | 0.7408 | 0.4145 | 1.3239 | −0.3 | 0.2962 | −1.0128 | 0.3112 |