Table 1.
Baseline characteristics of 991 patients with coronary artery disease started on low-dose aspirin (mean ± SD, n, %)
| No UGIB | UGIB | P values | |
| (n = 962) | (n = 29) | ||
| Age (mean ± SD) | 64 ± 11 | 67 ± 11 | 0.663 |
| Sex (M/F) | 693/268 | 23/6 | 0.683 |
| Hypertension (%) | 519 (54) | 22 (76) | 0.008 |
| Diabetes mellitus (%) | 342 (35.5) | 10 (34.5) | 0.906 |
| Renal impairment (Cr > 200 umol/L) (%) | 42 (4.4) | 5 (17.2) | 0.001 |
| Serum creatinine | 120 ± 93 | 158 ± 103 | 0.002 |
| History of MI (%) | 536 (56) | 16 (55) | 0.095 |
| History of PU (%) | 74 (7.7) | 9 (31.0) | 0.006 |
| LVEF < 40% (%) | 388 (40.3) | 11 (37.9) | 0.034 |
| NYHA (III-IV) (%) | 82 (8.5) | 6 (20.7) | 0.048 |
| % Body fat | 34 ± 7 | 30 ± 7 | 0.036 |
| % Lean body mass | 66 ± 8 | 70 ± 7 | 0.049 |
| Education level (tertiary) (%) | 107 (11.1) | 5 (17.2) | 0.05 |
| Nitrate use (%) | 540 (56.1) | 21 (72.4) | 0.09 |
Cr: creatinine; MI: myocardial infarction; PU: peptic ulcer; LVEF: left ventricular ejection fraction; NYHA: New York Heart Association functional class.