Clinical characteristics of the study patients
| No event (n=64) | Event (n=27) | p Value | |
| Age (years) | 60 (10) | 65 (11) | < 0.02 |
| Sex (M/F) | 51/13 | 22/5 | NS |
| Previous myocardial infarction (%) | 26 (41) | 11 (41) | NS |
| Hypertension (%) | 22 (34) | 12 (44) | NS |
| Diabetes (%) | 10 (16) | 5 (19) | NS |
| Smoking (%) | 29 (45) | 13 (48) | NS |
| Hypercholesterolaemia (%) | 31 (48) | 13 (48) | NS |
| Revascularisation (%) | 27 (42) | 11 (41) | NS |
| PTCA | 18 (28) | 9 (33) | |
| CABG | 9 (14) | 2 (7) |
PTCA, percutaneous transluminal coronary angioplasty; CABG, coronary artery bypass graft.