Age at intervention (years) | 60.3 (53.6–67.4) | 61.2 (53.4–69.4) |
Women | 27.9% | 22.5%** |
NYHA dyspnoea class >II | 9.5% | 29.2%** |
AMI | 3.9% | 39.4%** |
Unstable angina | 6.7% | 55.2%** |
Cardiogenic shock | 0.0% | 2.1%** |
Family history of CHD | 51.1% | 47.1%* |
Hypercholesterolaemia | 85.3% | 84.6% |
Hypertension | 49.5% | 42.4%** |
Smoking history | 68.1% | 70.2% |
Diabetes | 13.2% | 12.9% |
Peripheral vascular disease | 4.4% | 4.1% |
Cerebrovascular disease | 4.4% | 5.6% |
Renal dysfunction | 1.0% | 0.9% |
Respiratory disease | 5.6% | 6.3% |
Ejection fraction <50% | 16.6% | 32.1%** |
Triple vessel disease | 12.0% | 16.0%** |
Left main stem >50% | 1.3% | 1.8% |
Prior CABG | 7.4% | 5.6% |