Clinical outcomes
| All Patients (N = 310) | All Treatments (n = 352) | Patients with Coiling (n = 188) | Coiling Treatments (n = 223) | Patients with Flow Diverters (n = 122) | Flow-Diverter Treatments (n = 129) | P Value | |
|---|---|---|---|---|---|---|---|
| ICU admission | |||||||
| Yes | 82 (26.5%) | 93 (26.4%) | 37 (19.7%) | 45 (20.2%) | 45 (36.9%) | 48 (37.2%) | .005 |
| No | 228 (73.5%) | 259 (73.6%) | 151 (80.3%) | 178 (79.8%) | 77 (63.1%) | 81 (62.8%) | |
| Reason for ICU admission | |||||||
| 1) Complexity | 39 (12.6%) | 45 (12.8%) | 16 (8.5) | 20 (9.0) | 23 (18.9%) | 25 (19.4%) | |
| 2) Neurologic deterioration | 4 (1.3%) | 4 (1.1%) | 3 (1.6%) | 3 (1.3%) | 1 (0.8%) | 1 (0.8%) | |
| 3) Intraoperative rupture | 3 (1.0%) | 3 (0.9%) | 3 (1.6%) | 3 (1.3%) | 0 (0%) | 0 (0%) | |
| 4) Vessel occlusion | 6 (1.9%) | 6 (1.7%) | 1 (0.5%) | 1 (0.4%) | 5 (4.1%) | 5 (3.9%) | |
| 5) Coil dislocation | 1 (0.3%) | 1 (0.3%) | 1 (0.5%) | 1 (0.4%) | NA | NA | |
| 6) Pipeline | 14 (4.5%) | 15 (4.3%) | NA | NA | 14 (11.5%) | 15 (11.6%) | |
| Immediate complications (<30 days) | 32 (10.3%) | 32 (9.1%) | 20 (10.6%) | 20 (9.0%) | 12 (9.8%) | 12 (9.3%) | .43 |
| Intraoperative rupture | 3 (1.0%) | 3 (0.9%) | 3 (1.6%) | 3 (1.3%) | 0 (0%) | 0 (0%) | |
| Thromboembolic | 5 (1.6%) | 5 (1.4%) | 4 (2.1%) | 4 (1.8%) | 1 (0.8%) | 1 (0.8%) | |
| TIA | 7 (2.3%) | 7 (2.0%) | 5 (2.7%) | 5 (2.2%) | 2 (1.6%) | 2 (1.6%) | |
| Thrombus formation | 7 (2.3%) | 7 (2.0%) | 3 (1.6%) | 3 (1.3%) | 4 (3.3%) | 4 (3.1%) | |
| Groin hematoma | 5 (1.6%) | 5 (1.4%) | 3 (1.6%) | 3 (1.3%) | 2 (1.6%) | 2 (1.6%) | |
| Intraoperative aneurysm perforation | 3 (1.0%) | 3 (0.9%) | 3 (1.6%) | 3 (1.3%) | 0 (0%) | 0 (0%) | |
| Complication-related morbidity | 4 (1.3%) | 4 (1.1%) | 2 (1.1%) | 2 (0.9%) | 2 (1.6%) | 2 (1.6%) | |
| Complication-related mortality | 3 (1.0%) | 3 (0.9%) | 1 (0.5%) | 1 (0.4%) | 2 (1.6%) | 2 (1.6%) | |
| Mid- and long-term complications | 12 (3.9%) | 12 (3.4%) | 6 (3.2%) | 6 (2.7%) | 6 (4.9%) | 6 (4.7%) | .54 |
| Thromboembolic, stroke | 6 (1.9%) | 6 (1.7%) | 4 (2.1%) | 4 (1.8%) | 2 (1.6%) | 2 (1.6%) | |
| Periorbital pain | 4 (1.3%) | 4 (1.1%) | 2 (1.1%) | 2 (0.9%) | 2 (1.6%) | 2 (1.6%) | |
| Vessel stenosis/occlusion | 2 (0.6%) | 2 (0.6%) | 0 (0%) | 0 (0%) | 2 (1.6%) | 2 (1.6%) | |
| Persistent complication-related morbidity | 3 (1.0%) | 3 (0.9%) | 2 (1.1%) | 2 (0.9%) | 1 (0.8%) | 1 (0.8%) | |
| Complication-related mortality | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | |
| Target aneurysm rupture | 2 (0.6%) | 2 (0.6%) | 1 (0.5%) | 1 (0.4%) | 1 (0.8%) | 1 (0.8%) | .19 |
| PcomA (giant) | 1 (0.3%) | 1 (0.3%) | 0 (0%) | 0 (0%) | 1 (0.8%) | 1 (0.8%) | |
| MCA (large) | 1 (0.3%) | 1 (0.3%) | 1 (0.5%) | 1 (0.4%) | 0 (0%) | 0 (0%) | |
| Neurologic mortality | 3 (1.0%) | 3 (0.9%) | 1 (0.5%) | 1 (0.4%) | 2 (1.6%) | 2 (1.6%) | .70 |
| Neurologic morbidity | 7 (2.3%) | 7 (2.0%) | 4 (2.1%) | 4 (1.8%) | 3 (2.5%) | 3 (2.3%) | .85 |
| All-cause mortality | 19 (6.1%) | 19 (5.4%) | 14 (7.4%) | 14 (6.3%) | 5 (4.1%) | 5 (3.9%) | .15 |