Table 2.
Clinical characteristics of unstable angina subjects with and without recurrent angina
| Variable | UA with recurrent angina (n=15) |
UA without recurrent angina (n=40) |
p value |
|---|---|---|---|
| Age (years) mean +/− SD | 70 [62–77] | 62 [53–69] | 0.049 |
| Sex (male) | 14 (93) | 19 (48) | 0.002 |
| Cardiovascular risk factors | |||
| Hypertension | 13 (87) | 32 (80) | 0.710 |
| Hyperlipidemia | 12 (80) | 32 (80) | 1.000 |
| Diabetes mellitus | 6 (40) | 14 (35) | 0.761 |
| Smoking | 2 (13) | 5 (13) | 1.000 |
| Prior CABG | 2 (13) | 9 (23) | 0.708 |
| Congestive heart failure | 1 (7) | 10 (25) | 0.708 |
| Medications | |||
| Aspirin | 13 (87) | 29 (73) | 0.477 |
| Beta-blocker | 10 (67) | 31 (78) | 0.493 |
| ACE-inhibitor | 7 (87) | 29 (73) | 0.477 |
| Statin | 12 (80) | 30 (75) | 1.000 |
Values are expressed as either mean ± standard deviation (SD) or number (%). ACE, angiotensin converting enzyme; CABG, coronary artery bypass graft surgery; UA, unstable angina.