Patient characteristics | |
 Mean age ± SD, years | 51.17 ± 11.37 |
 Men, % | 55.7 |
 Women, % | 44.2 |
 History of hypertension,% | 35 |
 History of diabetes, % | 5.4 |
 Family history of aSAH, % | 3.7 |
 Cigarette smoking, % | 42.92 |
 Alcohol use, % | 21.8 |
Intracranial aneurysm location | Percentage |
 Anterior communicating artery | 39.21 |
 Anterior cerebral artery | 8.37 |
 Middle cerebral arteries | 22.91 |
 Internal carotid artery | 17.18 |
 Posterior communicating artery | 8.81 |
 Basilar artery | 2.64 |
 Posterior cerebral artery | 0.44 |
 Vertebral arteries | 0.44 |