Model diagnostics (with 95% CI)
| Measure | Development | External validation | |||
| Apparent performance | Test performance | Average optimism | Optimism corrected | ||
| C-statistic | 0.738 (0.733 to 0.742) | 0.736 (0.726 to 0.746) | +0.002 | 0.736 (0.731 to 0.740) | 0.747 (0.737 to 0.756) |
| Calibration slope | 1.000 (0.981 to 1.019) | 0.993 (0.990 to 0.997) | +0.007 | 0.993 (0.974 to 1.013) | 1.000 (0.981 to 1.020) |