Table 1.
Patient characteristics *.
| Characteristic | Value |
|---|---|
| Age (average years ± SD) | 63.0 ± 11.7 |
| Female gender (n/ntotal) | 25/31 (80.6%) |
| Smoking (n/ntotal) | 19/31 (61.3%) |
| Hypertension (n/ntotal) | 24/31 (77.4%) |
| Hyperlipidemia (n/ntotal) | 14/31 (45.2%) |
| Diabetes mellitus (n/ntotal) | 2/31 (6.5%) |
| Patients with multiple IAs (n/ntotal) | 4/31 (12.9%) |
| Total number of IAs (n/ntotal) | 37/31 |
| IA location (n/ntotal_IA) | |
| ACA | 1/37 (2.7%) |
| ACom | 7/37 (18.9%) |
| BT | 5/37 (13.5%) |
| ICA | 14/37 (37.8%) |
| MCA | 6/37 (16.2%) |
| PCom | 2/37 (5.4%) |
| PICA | 1/37 (2.7%) |
| VA | 1/37 (2.7%) |
* Abbreviations: ACA = anterior cerebral artery, ACom = anterior communicating artery, BT = basilar terminus, IA = intracranial aneurysm, ICA = internal carotid artery, MCA = middle cerebral artery, n = number, PCom = posterior communicating artery, PICA = posterior inferior cerebellar artery, SD = standard deviation, VA = vertebral artery.