Angiographic results preprocedural and postprocedural and at 9 months follow-up
| EES (n=85) | BMS (n=87) | p Value | |
|---|---|---|---|
| Pre-PCI | |||
| Time from randomisation to PCI (hours) | 26.4±40.2 | 41.7±67.3 | 0.075 |
| MLD (mm) | 0.81±0.42 | 0.81±0.40 | 0.928 |
| Diameter stenosis (%) | 69.73±15.28 | 69.00±14.92 | 0.711 |
| Lesion length (mm) | 14.43±6.63 | 13.39±7.03 | 0.234 |
| Reference diameter pre-PCI (mm) | 2.73±0.52 | 2.65±0.55 | 0.304 |
| Post-PCI | |||
| MLD (mm) | 2.36±0.57 | 2.30±0.46 | 0.163 |
| Diameter stenosis (%) | 11.85±16.75 | 13.06±10.80 | 0.107 |
| Lesion length (mm) | 18.30±7.88 | 17.58±7.08 | 0.709 |
| Stent placement | 82/84 (97.6%) | 87/89 (97.8%) | >0.99 |
| Direct stenting | 27/82 (32.9%) | 32/87 (36.8%) | 0.599 |
| Number of stents | 1.26±0.49 | 1.15±0.39 | 0.114 |
| Maximal stent diameter (mm) | 3.14±0.43 | 3.13±0.45 | 0.660 |
| Total stent length (mm) | 22.57±10.74 | 21.47±7.72 | 0.825 |
| Balloon size (mm) | 2.82±0.45 | 2.69±0.45 | 0.084 |
| Acute gain (mm) | 1.53±0.50 | 1.50±0.52 | 0.498 |
| Nine-month follow-up | EES (n=60) | BMS (n=64) | |
| Time from randomisation to 9 months follow-up (months) | 8.9±1.6 | 9.2±2.4 | 0.468 |
| MLD (mm) | 2.37±0.63 | 1.84±0.62 | <0.001 |
| Diameter stenosis (%) | 11.25±18.03 | 31.13±18.65 | <0.001 |
| Binary restenosis* | 1/54 (1.9%) | 10/60 (16.7%) | 0.007 |
| Late loss (mm) | 0.09±0.52 | 0.52±0.51 | <0.001 |
Values are mean±SD or count/sample size (%).
*diameter stenosis at 9 months follow-up >50%.
Acute gain, MLD after stenting minus MLD at baseline; Late loss, MLD after stenting minus MLD at follow-up; MLD, minimal lumen diameter.
BMS, bare-metal stent; EES, everolimus-eluting stent; PCI, percutaneous coronary intervention.