Patient data and characteristics
| Characteristic | Value (%) |
|---|---|
| Sex | |
| Male | 19 (41.3) |
| Female | 27 (58.7) |
| Age, years | |
| Mean | 53.2 |
| Range | 14.9–78.3 |
| Hunt-Hess grade at admission | |
| 0 (Not ruptured) | 10 (21.7) |
| I | 8 (17.4) |
| II | 11 (23.9) |
| III | 10 (21.7) |
| IV | 4 (8.7) |
| V | 3 (6.5) |
| Fisher grade at admission | |
| 0 (No bleeding) | 10 (21.7) |
| 1 | 5 (10.9) |
| 2 | 1 (2.2) |
| 3 | 14 (30.4) |
| 4 | 16 (34.8) |
| Treated patients with angiographic and clinical follow-up | 37 (82.2) |
| Clinical follow-up, months | |
| Mean | 39.6 |
| Range | 3–122.4 |
| Angiographic follow-up, months | |
| Mean | 19 |
| Range | 3–122.4 |