Univariate analysis of possible factors associated with in-stent stenosis (ISS)
| Factor | Patients with ISS (n=16) | Patients without ISS (n=20) | PÂ values* |
| Smoking | 3 (18.75%) | 6 (30%) | 0.7003 |
| Hypertension | 3 (18.75%) | 10 (50%) | 0.0827 |
| History of aneurysm rupture | 6 (37.5%) | 13 (65%) | 0.1787 |
| Angioplasty | 13 (81.25%) | 14 (70%) | 0.7003 |
| FD misdeployment | 3 (18.75%) | 0 (0%) | 0.0784 |
| FD in stent/overlapping FDs | 2 (12.5%) | 1 (5%) | 0.5742 |
*Fisher exact two-tailed test.
FD, flow diverter.