Baseline clinical and angiographic characteristics
| Group 1 (n=29) | Group 2 (n=28) | Group 3 (n=19) | |
| Age (years) (mean (SD)) | 54 (10.5) | 50 (8.6) | 59 (8.7) |
| Sex (M/F) | 24/5 | 19/9 | 10/9 |
| Diabetes | 4 (13.8%) | 2 (7%) | 0 |
| Hypertension | 12 (41.3%) | 7 (25%) | 7 (36.8%) |
| Hypercholesterolaemia | 12 (41.3%) | 5 (17.8%) | 0 |
| Current smokers | 10 (34.5%) | 6 (21%) | 8 (42%) |
| Previous MI | 11 (37.9%) | 6 (21%) | 0 |
| Drug treatment | |||
| Aspirin | 24 (82.7%) | 24 (85.7%) | 0 |
| IV nitrates | 14 (48.3%) | 0 | 0 |
| β Blockers | 13 (44.8%) | 25 (89.3%) | 0 |
| IV heparin | 10 (34.5%) | 0 | 0 |
| Calcium antagonists | 19 (65.5%) | 10 (35.7%) | 0 |
| Coronary angiography | |||
| Single vessel disease | 8 (27.5%) | 18 (64%) | 0 |
| Multiple vessel disease | 21 (72%) | 10 (36%) | 0 |
Values are n (%) unless stated.
Group 1, unstable angina; group 2, stable angina; group 3, control; IV, intravenous; MI, myocardial infarction.