Prevalence of lesion characteristics
| Lesion characteristic | Elective (n = 1951) | Non-elective (n = 933) |
|---|---|---|
| *p<0.05; **p<0.001. | ||
| AHA, American Heart Association; PCI, percutaneous coronary intervention. | ||
| Restenotic lesion | 2.7% | 1.2* |
| Graft lesion | 2.6% | 1.8% |
| AHA C-type lesion | 43.3% | 39.0%* |
| Thrombus | 4.3% | 33.2%** |
| Occlusion | 11.9% | 2.3%** |
| Length (mm) | ||
| 10–20 | 53.0% | 55.7%* |
| >20 | 27.4% | 28.7% |
| Tortuosity | ||
| 45–90° | 33.0% | 25.6%** |
| >90° | 3.9% | 4.0% |
| Angulation | ||
| 45–90° | 25.9% | 17.6%** |
| >90° | 1.6% | 1.7% |
| Diameter (mm) | ||
| <2 | 5.4% | 3.5% |
| >4 | 9.5% | 8.8% |
| Eccentric | 60.5% | 55.7%* |
| Bifurcation | 17.8% | 14.7%* |
| Calcification | 13.0% | 7.3%** |
| Multivessel PCI | 27.6% | 18.6%** |