Baseline characteristics of the study groups
| Variable | Clipped (n=66) N (%) | Coiled (n=93) N (%) | p Value |
|---|---|---|---|
| Age | 54.76±3.16 | 54.36±2.71 | 0.7624 |
| ≥65 | 12 (18.2) | 24 (25.8) | 0.2576 |
| Female | 37 (56.0) | 57 (61.3) | 0.5086 |
| Ruptured | 45 (68.2) | 75 (80.6) | 0.0718 |
| Unruptured | 21 (31.8) | 18 (19.4) | |
| Retreatment after clip | 1 | 3 | |
| Retreatment after coil | 4 | 4 | |
| De novo treatment | 16 | 11 | |
| Aneurysm size | 5.78±0.69 (2.91) | 6.45±0.56 (2.58) | 0.1437 |
| Size ≥10 mm | 7 (10.6) | 14 (15.1) | 0.4143 |
| Wide neck (≥4 mm or dome/neck ratio ≤1.5) | 23 (34.8) | 31 (33.3) | 0.4147 |
| Cistern of the lamina terminalis hematoma width (mm) | |||
| <5 | 16 (35.6) | 22 (29.3) | 0.7963 |
| 5–9 | 13 (28.9) | 26 (34.7) | |
| 10–14 | 11 (24.4) | 16 (21.3) | |
| ≥15 | 5 (11.1) | 11 (14.7) | |
| Fisher grade | |||
| 1 | 1 (2.2) | 2 (2.7) | |
| 2 | 6 (13.3) | 13 (17.3) | 0.5118 |
| 3 | 37 (82.2) | 54 (72.0) | |
| 4 | 1 (2.2) | 6 (8.0) | |
| Intraventricular hemorrhage | 18 (40.0) | 40 (53.3) | 0.1055 |
| Intraparenchymal hemorrhage | 16 (35.6) | 24 (32.0) | 0.6891 |
| Hydrocephalus | 27 (60.0) | 44 (58.7) | 0.8942 |
| Vasospasm | 12 (26.7) | 16 (21.3) | 0.5914 |