Variables | Odds ratio (OR) | 95% Confidence interval (CI) | P value |
---|---|---|---|
Perioperative blood transfusion | 2.753 | 2.038–3.719 | < 0.001 |
Operation time ≥ 240 min | 2.037 | 1.500–2.764 | < 0.001 |
Combined multi-organ resection | 1.767 | 1.184–2.638 | 0.005 |
Smoking history | 1.506 | 1.131–2.004 | 0.005 |
ASA score ≥ 3 | 1.687 | 1.152–2.470 | 0.007 |
Any comorbidity | 1.362 | 1.010–1.838 | 0.043 |