Table 6.
Results of logistic regression for in-hospital death in rectal cancer surgery
| Parameter | Odds ratio | 95% confidence interval | p-value |
|---|---|---|---|
| Reference: Age < 65 years | |||
| Age 65–74 years | 2.084 | 1.164–3.730 | 0.013 |
| Age ≥75 years | 4.014 | 2.285–7.051 | <0.001 |
| Second malignancy, yes | 1.745 | 1.189–2.560 | 0.004 |
| Reference: ASA 1 | |||
| ASA 2 | 2.778 | 0.374–20.641 | 0.318 |
| ASA 3 | 6.751 | 0.917–49.718 | 0.061 |
| ASA 4 | 33.447 | 4.388–254.926 | 0.001 |
| Neoadjuvant therapy, yes | 0.592 | 0.399–0.877 | 0.009 |
| Perioperative complications, yes | 1.850 | 1.192–2.871 | 0.006 |
| Postoperative morbidity, yes | 128.773 | 31.734–522.210 | <0.001 |
| Length of hospital stay, increasing | 0.991 | 0.982–1.001 | 0.090 |
| Reference: R0 resection | |||
| R1 resection status | 0.714 | 0.312–1.636 | 0.426 |
| R2 resection status | 1.666 | 1.140–2.435 | 0.008 |
| Reference: 12–18 lymph nodes examined | |||
| <12 lymph nodes examined | 0.818 | 0.495–1.353 | 0.435 |
| >18 lymph nodes examined | 0.542 | 0.383–0.767 | 0.001 |