Table 5. C-value of each model for predicting recurrence.
| |
Development group (n=1620) |
Validation group (n=538) |
||||
|---|---|---|---|---|---|---|
| Model | C-valuea | 95% CI | C-value | 95% CI | ||
| Classic |
0.581 |
0.542 |
0.619 |
0.540 |
0.469 |
0.611 |
| GOG |
0.613 |
0.567 |
0.659 |
0.555 |
0.475 |
0.634 |
| Model 1 |
0.612 |
0.572 |
0.651 |
0.644 |
0.582 |
0.705 |
| Model 2 |
0.634 |
0.591 |
0.677 |
0.686 |
0.620 |
0.752 |
| Model 3 |
0.605 |
0.558 |
0.651 |
0.650 |
0.573 |
0.728 |
| Model 4 |
0.613 |
0.566 |
0.659 |
0.658 |
0.580 |
0.736 |
| Model 5 |
0.603 |
0.557 |
0.648 |
0.564 |
0.491 |
0.638 |
| Model 6 |
0.584 |
0.542 |
0.627 |
0.586 |
0.513 |
0.659 |
| Model 7 |
0.562 |
0.525 |
0.600 |
0.561 |
0.495 |
0.627 |
| Model 8 |
0.525 |
0.498 |
0.553 |
0.567 |
0.504 |
0.629 |
| Model 9 | 0.509 | 0.494 | 0.524 | 0.501 | 0.477 | 0.526 |
Abbreviations: CI=confidence interval; GOG=Gynecologic Oncology Group.
a
Disease-free survival, t=60 months.