Table 3 Incidence rates of death at 1 and 2 year follow-up in the KorAHF study population, stratified according to prior diagnosis of atrial fibrillation
From: Predicting stroke and death in patients with heart failure using CHA2DS2-VASc score in Asia
Characteristics | At 1 year follow-up | At 2 year follow-up | ||||||
|---|---|---|---|---|---|---|---|---|
With AF (n = 2091) | Without AF (n = 3067) | With AF (n = 2091) | Without AF (n = 3067) | |||||
Patients (%) | IR | Patients (%) | IR | Patients (%) | IR | Patients (%) | IR | |
Overall | 446 (21.3) | 26.45 | 643 (21.0) | 26.05 | 626 (29.9) | 20.61 | 905 (29.5) | 20.36 |
Age, years | ||||||||
< 40 | 4 (8.7) | 10.09 | 15 (6.7) | 7.57 | 5 (10.9) | 6.98 | 20 (8.9) | 5.42 |
40–49 | 16 (16.2) | 19.82 | 30 (12.4) | 14.67 | 17 (17.2) | 11.21 | 37 (15.3) | 9.63 |
50–59 | 30 (12.7) | 14.89 | 41 (10.2) | 11.63 | 41 (17.4) | 10.91 | 68 (16.9) | 10.30 |
60–69 | 56 (14.0) | 16.45 | 111 (18.4) | 22.28 | 91 (22.8) | 14.41 | 153 (25.3) | 16.80 |
70–79 | 177 (22.2) | 27.23 | 226 (23.9) | 30.44 | 241 (30.2) | 20.59 | 321 (34.0) | 24.30 |
≥ 80 | 163 (31.8) | 43.59 | 220 (33.9) | 46.52 | 231 (45.1) | 36.28 | 306 (47.1) | 38.31 |
Sex | ||||||||
Male | 230 (21.6) | 26.77 | 354 (21.1) | 26.41 | 316 (29.6) | 20.24 | 500 (29.8) | 20.51 |
Female | 216 (21.1) | 26.11 | 289 (20.8) | 25.61 | 310 (30.2) | 20.99 | 405 (29.1) | 20.19 |
CHA2DS2-VASc score | ||||||||
1 (HF only) | 17 (12.3) | 14.56 | 20 (9.5) | 11.03 | 20 (14.5) | 9.22 | 28 (13.3) | 8.19 |
2 | 32 (11.5) | 13.13 | 59 (11.7) | 13.64 | 45 (16.1) | 9.87 | 82 (16.2) | 10.15 |
3 | 63 (18.5) | 22.09 | 72 (14.8) | 17.60 | 83 (24.3) | 15.68 | 108 (22.1) | 14.35 |
4 | 95 (22.8) | 28.80 | 115 (21.3) | 26.44 | 138 (33.2) | 23.25 | 168 (31.1) | 21.46 |
5 | 92 (21.9) | 28.00 | 148 (25.5) | 32.66 | 135 (32.1) | 22.96 | 209 (36.0) | 26.25 |
6 | 79 (28.5) | 37.57 | 122 (28.8) | 37.53 | 111 (40.1) | 30.65 | 155 (36.6) | 27.32 |
≥ 7 | 68 (30.9) | 39.58 | 107 (33.8) | 45.97 | 94 (42.7) | 32.21 | 155 (48.9) | 39.21 |