Angiographic and clinical outcomes following stent-assisted coiling for patients with ruptured and unruptured aneurysms
| Factor | Total N (%) | NEU N (%) | ENT N (%) | p Value |
|---|---|---|---|---|
| Number of patients | 4039 | 2035 | 2004 | N/A |
| Number of aneurysms | 4238 | 2111 | 2127 | N/A |
| Deployment failure | 45 in 3049 (1.5%) | 42 in 1809 (2.3%) | 3 in 1240 (0.2%) | <0.001 |
| Thromboembolic events | 223 in 3501 (6.4%) | 132 in 1965 (6.7%) | 91 in 1536 (5.9%) | 0.37 |
| In-stent stenosis | 39 in 3501 (1.1%) | 23 in 1965 (1.2%) | 16 in 1536 (1.0%) | 0.75 |
| Peri-procedural intracranial hemorrhage | 89 in 3449 (2.6%) | 66 in 1965 (3.4%) | 23 in 1484 (1.6%) | 0.001 |
| Permanent morbidity | 140 in 3616 (3.9%) | 76 in 1762 (4.3%) | 64 in 1854 (3.5%) | 0.20 |
| Mortality | 92 in 3987 (2.3%) | 57 in 2035 (2.8%) | 35 in 1952 (1.8%) | 0.04 |
| Initial 100% occlusion | 1759 in 3334 (52.8%) | 759 in 1441 (52.7%) | 1000 in 1893 (52.8%) | 0.94 |
| Last follow-up 100% occlusion | 1515 in 2195 (69.0%) | 560 in 916 (61.1%) | 955 in 1279 (74.7%) | <0.001 |
| Recanalization | 253 in 2107 (12.0%) | 124 in 890 (13.9%) | 129 in 1217 (10.6%) | 0.02 |
ENT, Enterprise; NEU, Neuroform.