Table 2. Descriptive statistics of the peri-operative outcomes in the derivation, validation and full cohorts.
| Derivation N (%) |
Validation N (%) |
Full N (%) |
|
|---|---|---|---|
| Organ space infection | 467 (6.30) | 220 (6.90) | 687 (6.50) |
| Pneumonia | 213 (2.90) | 94 (2.90) | 307 (2.90) |
| Pulmonary embolism | 146 (2.00) | 52 (1.60) | 198 (1.90) |
| Failure to wean off Ventilator | 135 (1.80) | 56 (1.70) | 191 (1.80) |
| Renal insufficiency | 146 (2.00) | 69 (2.20) | 215 (2.02) |
| Acute renal failure | 99 (1.30) | 41 (1.30) | 140 (1.30) |
| Urinary tract infection | 653 (8.80) | 262 (8.20) | 915 (8.60) |
| Cardiac arrest | 82 (1.10) | 32 (1.00) | 114 (1.1) |
| Prolonged hospital stay | 1732 (23.30) | 752 (23.50) | 2484 (23.34) |
| >1 serious complication | 1036 (13.90) | 428 (13.4) | 1464 (13.76) |
| Death | 139 (1.90) | 60 (1.90) | 199 (1.90) |