Table legends
Acom: anterior communicating artery, BBA: blood blister-like aneurysm, F: female, ICA: internal carotid artery, IC-PC: internal carotid-posterior communicating artery, IVR: interventional radiology, M: male, MCA: middle cerebral artery, mRS: modified Rankin Scale, NA: not available, PICA: posterior inferior cerebellar artery, PSA: posterior spinal artery, SAH: subarachnoid hemorrhage; VA: vertebral artery, WFNS: World Federation of Neurological Surgeons.