Risk factors for bleeding present at current admission | Surgical risk | Medical risk | All risk |
---|---|---|---|
 | (N = 227) | (N = 168) | (N = 395) |
Significant renal impairment | 6 (2.6%) | 22 (13.1%) | 28 (7.1%) |
Intracranial hemorrhage | 0 (0.0%) | 1 (0.6%) | 1 (0.3%) |
Low platelet count (<100,000 per μl) | 6 (2.6%) | 10 (6.0%) | 16 (4.1%) |
Known bleeding disorder (congenital or acquired) | 1 (0.4%) | 3 (1.8%) | 4 (1.0%) |
Hepatic impairment (clinically relevant) | 7 (3.1%) | 16 (9.5%) | 23 (5.8%) |
Bleeding at hospital admission | 19 (8.4%) | 3 (1.8%) | 22 (5.6%) |
Active gastroduodenal ulcer | 2 (0.9%) | 4 (2.4%) | 6 (1.5%) |
Aspirin on admission | 12 (5.3%) | 35 (20.8%) | 47 (11.9%) |
NSAID on admission (excluding aspirin) | 23 (10.1%) | 10 (6.0%) | 33 (8.4%) |