Results of angiographic characteristics
| Variable | No restenosis group (n = 167) | Restenosis group (n = 44) | p Value |
|---|---|---|---|
| *Modified American College of Cardiology/American Heart Association lesion classification. | |||
| Data are number (%) or mean (SD). | |||
| Type of lesion* | |||
| B1 | 11/138 (8.0%) | 3/32 (9.4%) | 0.795 |
| B2 | 96/138 (69.6%) | 17/32 (53.1%) | 0.076 |
| C | 31/138 (22.5%) | 12/32 (37.5%) | 0.078 |
| Target vessel | |||
| Left main lesion | 14/182 (7.7%) | 9/56 (16.1%) | 0.063 |
| Left anterior descending lesion | 89/182 (48.9%) | 26/56 (46.4%) | 0.746 |
| Circumflex lesion | 37/182 (20.3%) | 10/56 (17.9%) | 0.684 |
| Right coronary lesion | 42/182 (23.1%) | 11/56 (19.6%) | 0.589 |
| Number of diseased vessels | |||
| 1 | 152/167 (91.0%) | 32/44 (72.7%) | 0.001 |
| 2 | 14/167 (8.4%) | 12/44 (27.3%) | 0.001 |
| 3 | 1/167 (0.6%) | 0/44 (0.0%) | 1.000 |
| Baseline | |||
| Reference diameter (mm) | 3.06 (0.57) | 2.78 (0.49) | <0.001 |
| Minimum lumen diameter (mm) | 0.64 (0.31) | 0.62 (0.34) | 0.703 |
| Stenosis (%) | 78.4 (10.3) | 77.8 (12.2) | 0.751 |
| Mean lesion length (mm) | 19.9 (6.0) | 22.5 (8.0) | 0.027 |
| Post-procedure | |||
| Reference diameter (mm) | 3.14 (0.54) | 2.83 (0.50) | 0.002 |
| Minimum lumen diameter (mm) | 2.85 (0.42) | 2.63 (0.29) | 0.001 |
| Stenosis (%) | 9.4 (10.7) | 7.6 (9.3) | 0.308 |
| Acute gain (mm) | 2.20 (0.44) | 2.00 (0.38) | 0.004 |
| Mean stent length (mm) | 22.2 (5.6) | 25.1 (5.4) | 0.002 |
| Mean stent diameter (mm) | 2.9 (0.3) | 2.8 (0.4) | 0.408 |