Calculator’s predictability for frail patients.
| Patient Outcomes | Frail (n = 126) | Not Frail (n = 1480) | ||||
| Actual | Predicted | Brier Score | Actual | Predicted | Brier Score | |
| Any complication | 71.4% | 17.08% | 0.37773316 | 9.4% | 11.54% | 0.00045796 |
| Cardiac complication | 12.7% | 0.42% | 0.01527696 | 0.9% | 0.34% | 0.00003136 |
| Surgical site infection | 7.1% | 2.7% | 0.00126736 | 0.5% | 2.04% | 0.00023716 |
| Urinary tract infection | 9.5% | 2.27% | 0.00609961 | 1.1% | 1.69% | 0.00003481 |
| Return to operating room | 14.3% | 5.2% | 0.0016 | 1.4% | 3.9% | 0.000625 |
| Death | 0.0% | 0.32% | 0.00000784 | 0.0% | 0.28% | 0.00000784 |
| Length of stay, d, mean | 6.3 | 3.5 | 6.3 | 3.5 | ||