Table 2. Performance of Cox models.
| Cox Model* | Concordance (N = 21,805) |
AuROC 1 year (N = 18,849) |
AuROC 3 years (N = 14,602) |
AuROC 5 years (N = 11,310) |
|---|---|---|---|---|
|
Cross- sectional Model |
0.746 (0.003) CI: 0.745–0.747 |
0.801 (0.008) CI: 0.799–0.804 |
0.784 (0.005) CI: 0.783–0.786 |
0.774 (0.003) CI: 0.772–0.776 |
| Longitudinal Model | 0.764 (0.003) CI: 0.763–0.766 |
0.820 (0.007) CI: 0.818–0.823 |
0.803 (0.005) CI: 0.802–0.805 |
0.794 (0.003) CI: 0.793–0.796 |
| P-value | 2*e-29 | 1*e-22 | 6*e-25 | 1*e-28 |
* mean (standard deviation), 95% confidence interval