Table 2.
Distribution of major bleeding events according to the bleeding risk scores.
| Score | Major Bleeding (N = 250) | |||
|---|---|---|---|---|
| HAS-BLED N (%) | ATRIA N (%) | ORBIT N (%) | HEMORR2HAGES N (%) | |
| 0 | 5 (2.0) | 14 (5.6) | 43 (17.2) | 7 (2.8) |
| 1 | 20 (8.0) | 56 (22.4) | 71 (28.4) | 37 (14.8) |
| 2 | 62 (24.8) | 21 (8.4) | 51 (20.4) | 55 (22.0) |
| 3 | 82 (32.8) | 85 (34.0) | 38 (15.2) | 64 (25.6) |
| 4 | 49 (19.6) | 27 (10.8) | 27 (10.8) | 44 (17.6) |
| ≥5 | 30 (12.8) | 47 (18.8) | 20 (8.0) | 43 (17.2) |
| Low Risk | 87 (34.8) | 176 (70.4) | 165 (66.0) | 44 (17.6) |
| High or Medium/High Risk | 163 (65.2) | 74 (29.6) | 85 (34.0) | 206 (82.4) |
| OR (95% CI), p* | 2.00 (1.51–2.63), p < 0.001 | 1.63 (1.20–2.22), p = 0.002 | 1.93 (1.43–2.60), p < 0.001 | 1.72 (1.21–2.45), p = 0.002 |
CI = confidence interval; OR = odds ratio. *For the high or medium/high risk category.