Table 2.
Concordance statistic at different follow-up periods
| 90 d | 1 y | 2 y | 3 y | 5 y | |
|---|---|---|---|---|---|
| AHEAD | 0.6614 | 0.6180 | 0.6139 | 0.6191 | 0.6167 |
| AHEAD-U | 0.6717 | 0.6237 | 0.6230 | 0.6255 | 0.6233 |
| HANBAH (original data) | 0.7477 | 0.6646 | 0.6603 | 0.6613 | 0.6577 |
| HANBAH score | 0.6995 | 0.6662 | 0.6545 | 0.6533 | 0.6481 |
| Ratio: AHEAD-U/AHEAD | 1.0156 | 1.0092 | 1.0148 | 1.0103 | 1.0107 |
| Ratio: HANBAH score/AHEAD | 1.0576 | 1.0780 | 1.0661 | 1.0552 | 1.0509 |
AHEAD = A: atrial fibrillation; H: hemoglobin; E: elderly; A: abnormal renal parameters; D: diabetes mellitus; AHEAD-U = A: atrial fibrillation; H: hemoglobin; E: elderly; A: abnormal renal parameters; D: diabetes mellitus U: uric acid; HANBAH = hemoglobin level, age, sodium level, blood urea nitrogen level, atrial fibrillation, and high-density lipoprotein.