Patient baseline characteristics
| Characteristic | Summary (n=204) |
| Age (years) | 54.8±12.81 |
| Female | 166 (81.3%) |
| Cigarette smoking | 98 (48.0%) |
| Currently | 45 (46.0%) |
| Previous | 53 (54.1%) |
| Comorbidities | |
| Family history of stroke/TIA | 26 (12.7%) |
| Hypertension | 89 (43.6%) |
| Controlled | 85 (95.5%) |
| Uncontrolled | 4 (4.5%) |
| Diabetes | 15 (7.3%) |
| Type 1 | 1 (6.7%) |
| Type 2 | 14 (93.3%) |
| Hyperlipidemia | 44 (21.6%) |
| Atrial fibrillation | 9 (4.4%) |
| Cardiovascular disease | 7 (3.4%) |
| Coronary heart disease | 8 (3.9%) |
| Subarachnoid hemorrhage (excluding rupture of target aneurysm) | 19 (9.3%) |
| Multiple aneurysms present* | 51 (25.0%) |
| Additional aneurysm present in parent artery* | 25 (12.3%) |
Data are n (%) or mean±SD.
*Core laboratory reported.