Risk factor | Odds ratio | 95% CI |
---|---|---|
Age over 55 years | 3.8 | 2.4 – 6.0 |
Charlson index > 1 | 4.7 | 3.0 – 7.4 |
Charlson index ≥3 | 6.6 | 3.5 – 12.7 |
Female sex | 0.6 | 0.39 – 0.92 |
Preoperative organ dysfunction | 6.4 | 3.1 – 13.1 |
Laparotomy* | 6.3 | 3.9 – 10.0 |
Surgery because of surgical complication | 3.4 | 1.3 – 8.6 |
Surgery because of other iatrogenic complication | 1.3 | 0.39 – 4.2** |
Time of surgery during regular working hours | 0.83 | 0.53 – 1.3** |
Resident as primary surgeon | 0.4 | 0.26 – 0.62 |
Functional state: partially or totally dependent | 2.6 | 1.1 – 5.9 |
Living at home before hospitalization | 0.53 | 0.20 – 1.4** |