Table 2.
Hemorrhagic events in patient receiving warfarin or not
| Group | Warfarin (n=590) | No Warfarin (n=270) | ||||
|---|---|---|---|---|---|---|
| Severity | Mild | Moderate | Severe | Mild | Moderate | Severe |
| Type | n1(%) | n(%) | n(%) | n(%) | n(%) | n(%) |
| Gastrointestinal2 | 12(2%) | 9(2%) | 1(0%) | 2(1%) | 2(1%) | 2(1%) |
| Genitourinary3 | 7(1%) | 7(1%) | 2(0%) | 5(2%) | 4(1%) | 0(0%) |
| Respiratory4 | 7(1%) | 11(2%) | 5(1%) | 13(5%) | 6(2%) | 5(2%) |
| Neurologic 5 | 0(0%) | 0(0%) | 0(0%) | 0(0%) | 0(0%) | 0(0%) |
| ENT6 | 41(7%) | 19(3%) | 2(0%) | 10(4%) | 7(3%) | 5(2%) |
| Soft Tissue7 | 129(22%) | 40(7%) | 6(1%) | 40(15%) | 10(4%) | 1(0%) |
1
n in each cell indicates the number of patients having certain adverse event by severity; % is calculated using the total number of patients in each group as the denominator,
2
melena, rectal hemorrhage, gastrointestinal bleeding, hemorrhagic gastritis, hematemesis, and bloody diarrhea,
3
hematuria and menorrhagia,
4
hemoptysis,
5
cerebral hemorrhage,
6
gingival hemorrhage, epistaxis, eye hemorrhage,
7
ecchymosis, injection site hemorrhage, infusion site bleed/bruise.
Abbreviations: ENT: ear, nose and throat.