Table 2.
Comparison of stenosis lesions, stent characteristics, technical success rates, periprocedural complications, and short-term outcomes between the Wingspan stent group and the Credo stent group
| Wingspan stent group (n = 17) | Credo stent group (n = 12) | p | |
|---|---|---|---|
| Stenosis lesion | |||
| Target vessel, n (%) | 0.274 | ||
| MCA | 6 (35.3%) | 7 (58.3%) | |
| Intracranial ICA | 11 (64.7%) | 5 (41.7%) | |
| Lesion side, n (%) | 0.716 | ||
| Left | 7 (41.2%) | 6 (50.0%) | |
| Right | 10 (58.9%) | 6 (50.0%) | |
| Stenosis (mean ± SD) | 82.6% ± 9.6% (70.0%-99.0%) | 81.3% ± 8.3% (70.0%-90.0%) | 0.735 |
| Stent characteristics | |||
| Stent diameter, mm (mean ± SD) | 3.74 ± 0.66 (2.50-4.50) | 3.71 ± 0.84 (3.00-5.50) | 0.713 |
| Stent length, mm (mean ± SD) | 19.41 ± 1.66 (15-20) | 20.83 ± 2.89 (20-30) | 0.102 |
| Technical success, n (%) | 16 (94.1%) | 11 (91.7%) | 1.000 |
| Safety | |||
| Periprocedural intracranial hemorrhage, n (%) | 2 (11.8%) | 0 (0.0%) | 0.498 |
| Silent embolic ischemic lesion of ipsilateral MCA territory on DWI, n (%) | 0.422 | ||
| No | 4 (23.5%) | 5 (41.7%) | |
| Yes | 13 (76.5%) | 7 (58.3%) | |
| Ischemic stroke or death within 30 d after stenting | 0 (0.0%) | 0 (0.0%) | |
| Outcomes | |||
| Significant in-stent restenosis (>50%) within 1 y | 4 (23.5%) | 2 (16.7%) | 1.000 |
| Recurrent stroke within 1 y | 0 (0.0%) | 0 (0.0%) |
The results are shown as the number (%) or mean ± SD (range).
MCA = middle cerebral artery.
DWI = diffusion-weighted imaging