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Patients' characteristics.
| Variable | N (%) |
|---|---|
| Total | 18 (100.0) |
| Gender | |
| Male | 10 (55.6) |
| Female | 8 (44.4) |
| Age, years | |
| ≥60 | 8 (44.4) |
| <60 | 10 (55.6) |
| Hunt and Hess grade | |
| IV | 12 (66.7) |
| V | 6 (33.3) |
| Hypertension | |
| Yes | 8 (44.4) |
| No | 10 (55.6) |
| Cerebral hernia prior to operation | |
| Yes | 8 (44.4) |
| No | 10 (55.6) |
| Operation time following SAH | |
| <24 h | 15 (83.3) |
| >24 h | 3 (16.7) |
SAH, spontaneous subarachnoid hemorrhage.
