Table 3.
Bleeding events occurring in at least 5% of patients in the study cohort
| ICD-9 code | Type of bleeding event | No of events | No of patients | % of all patients |
|---|---|---|---|---|
| 578.9 | Hemorrhage of GI tract, unspecified | 643 | 398 | 6 |
| 569.3 | Hemorrhage of rectum and anus | 536 | 331 | 5 |
| 578.1 | Blood in stool | 381 | 283 | 4 |
| 578.0 | Hematemesis | 84 | 73 | 1 |
| 569.3, 578.x | GI hemorrhage total | 1,644 | ||
| 599.70 | Hematuria, unspecified | 585 | 376 | 6 |
| 599.72 | Microscopic hematuria | 286 | 150 | 2 |
| 599.71 | Gross hematuria | 198 | 124 | 2 |
| 599.7 | Hematuria | 88 | 53 | 1 |
| 599.7x | Hematuria total | 1,157 | ||
| 782.7 | Spontaneous ecchymosis | 509 | 374 | 6 |
| 784.7 | Epistaxis | 560 | 362 | 5 |
Abbreviations: GI, gastrointestinal; ICD-9, International Classification of Diseases, Ninth Revision.