All Patients | Unruptured Aneurysm | Ruptured Aneurysm | |||||||
---|---|---|---|---|---|---|---|---|---|
Event Rate (95% CI) | I2 | No. of Studies | Event Rate (95% CI) | I2 | No. of Studies | Event Rate (95% CI) | I2 | No. of Studies | |
Angiographic outcome | |||||||||
Immediate complete/near-complete occlusion | 88.0 (68.0–96.0) | 80 | 6 | 84.0 (36.0–98.0) | 79 | 2 | 69.0 (4.0–99.0) | 84 | 4 |
Complete/near-complete occlusion at last follow-up | 82.0 (73.0–88.0) | 0 | 5 | 82.0 (66.0–92.0) | NA | 2 | 67.0 (40.0–85.0) | NA | 2 |
Perioperative clinical outcomes | |||||||||
Procedure-related morbidity | 4.0 (2.0–9.0) | 0 | 6 | 6.0 (2.0–14.0) | 0 | 5 | 9.0 (2.0–36.0) | 50 | 5 |
Procedure-related mortality | 3.0 (1.0–8.0) | 0 | 6 | 4.0 (1.0–11.0) | 0 | 5 | 6.0 (2.0–16.0) | 0 | 5 |
Intraoperative rupture | 3.0 (1.0–7.0) | 0 | 6 | 3.0 (1.0–11.0) | 0 | 5 | 7.0 (2.0–19.0) | 0 | 5 |
Perioperative stroke resulting in morbidity or mortality | 3.0 (1.0–7.0) | 0 | 6 | 3.0 (1.0–11.0) | 0 | 5 | 7.0 (3.0–17.0) | 0 | 5 |
Long-term clinical outcomes | |||||||||
Retreatment | 14.0 (8.0–25.0) | 37 | 6 | 14.0 (8.0–25.0) | 37 | 6 | 22.0 (7.0–51.0) | 45 | 4 |
Good neurologic outcome long-term | 93.0 (86.0–97.0) | 0 | 4 | 91.0 (82.0–96.0) | 0 | 4 | 93.0 (79.0–98.0) | 0 | 4 |
Note:—NA indicates not applicable.