Table. 2.
Table. 2.
Angiographic variables (baseline stent and lesion characteristics)
| Variable | DA (n=14)a | BAP (n=15)b | P-value |
|---|---|---|---|
| Symptom recurrence | 12 (85.7) | 11 (73.3) | 0.429 |
| Localization | 0.897 | ||
| Right | 5 (35.7) | 5 (33.3) | |
| Left | 9 (64.3) | 10 (66.7) | |
| Stents | |||
| Implant interval (mo) | 33.6±33.4 | 21.3±21.0 | 0.041 |
| Length (mm) | 176.6±130.3 | 140.7±68.0 | 0.370 |
| Diameter (mm) | 6.7±0.9 | 6.4±0.5 | 0.258 |
| Restenosis lesions | |||
| Length (mm) | 131.3±54 | 105.2±111 | 0.160 |
| Stenosis grade (%) | 88.6 ±15.6 | 83.8±27.9 | 0.584 |
| Complete occlusion | 7 (50.0) | 6 (40.0) | 0.602 |
| Adjunctive balloon | 1.0 | ||
| Plain balloon | 11 (78.6) | 11 (73.3) | |
| Drug-coated balloon | 3 (21.4) | 4 (26.7) | |
| Balloon diameter (mm) | 6.4±0.6 | 6.5±0.7 | |
| Ankle-brachial index | |||
| Pre-procedural | 0.64±0.22 | 0.59±0.19 | 0.570 |
| Post-procedural | 0.90±0.14 | 0.89±0.12 | 0.814 |
| Mean improvement | 0.29±0.15 | 0.32±0.23 | 0.638 |
Values are presented as number (%) or mean±standard deviation
DA, directional atherectomy; BAP, balloon angioplasty
aDA followed by BAP group. bBAP only group
Vasc Specialist Int 2020;36:136~143 https://doi.org/10.5758/vsi.200017
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