Table 3: Incidence of major bleeding stratified by the HEMORR2HAGES score (data from the National Registry of Atrial Fibrillation).

HEMORR2HAGES storeNo. of patientsNo. of bleedingBleeding per 100 patient-years warfarin (95% CI)

020941.9 (0.6–4.4)
1508112.5 (1.3–4.3)
2454205.3 (3.4–8.1)
3240158.4 (4.9–13.6)
4106910.4 (5.1–18.9)
≥587812.3 (5.8–23.1)
Any score1604674.9 (3.9–6.3)