Table 1. Patient characteristics.
| Summary statistics | n | % |
|---|---|---|
| Total patients | 130 | 100 |
| Sex | ||
| Female | 87 | 67 |
| Male | 43 | 33 |
| Age, years (mean ± SD) | 51.51±12.97 | |
| Female | 57.91±14.05 | |
| Male | 52.01±13.17 | |
| Location of ruptured IA | ||
| ICA | 15 | 11.53 |
| MCA | 34 | 26.15 |
| ACA | 16 | 12.30 |
| PCA | 3 | 2.30 |
| ACoA | 26 | 20.00 |
| PCoA | 11 | 8.46 |
| VBA | 3 | 2.30 |
| Other | 22 | 16.92 |
| Size of ruptured IA | ||
| ≤7mm | 68 | 52.31 |
| ≥7mm | 45 | 34.61 |
| Undetermined | 17 | 13.07 |
| WFNS | ||
| 1-2 | 84 | 64.62 |
| 3-5 | 46 | 35.38 |
| Fisher grading | ||
| 1-3 (no intracerebral or intraventricular clots) | 48 | 36.92 |
| 4 (intracerebral or intraventricular clots) | 82 | 63.08 |
IA = intracranial aneurysm; ACA = anterior cerebral artery; AcoA = anterior communicating artery; ICA = internal carotid artery; MCA = middle cerebral artery; PCA = posterior cerebral artery; PCoA = posterior communicating artery; VBA = vertebrobasilar artery; WFNS = World Federation of Neurological Surgeons subarachnoid hemorrhage grading.