Results of logistic regression for development of any complication
| Variable | Odds ratio (95% CI) | p value |
|---|---|---|
| Age | 1.01 (1.00–1.02) | 0.001 |
| Congestive heart failure | 1.45 (0.84–2.52) | 0.18 |
| Coronary artery disease | 1.19 (0.80–1.76) | 0.39 |
| Hypertension | 1.24 (0.96–1.61) | 0.11 |
| Transfer from another centre | 1.83 (1.28–2.60) | 0.001 |
| ASA score | 1.17 (1.03–1.34) | 0.02 |
| Operation urgency < 2 h* | 1.43 (0.98–2.09) | 0.06 |
| Operation urgency 2–8 h* | 0.97 (0.70–1.35) | 0.89 |
| Operation urgency < 24 h | 1.30 (0.90–1.89) | 0.17 |
ASA = American Society of Anesthesiologists; CI = confidence interval.
↵* In comparison with operation urgency < 48 h.