Table 1.
Clinical and radiological characteristics: training vs. test datasets.
| Variables | Training Dataset (n = 364) | Test Dataset (n = 93) |
|---|---|---|
| Clinical findings | ||
| Female | 206 (56.6%) | 54 (58.1%) |
| Age, years | 57.2 ± 14.5 | 56.8 ± 15.3 |
| Hypertension | 97 (26.7%) | 28 (30.1%) |
| Diabetes mellitus | 35 (9.6%) | 10 (10.8%) |
| Hyperlipidemia | 42 (11.5%) | 10 (10.8%) |
| Smoking | 48 (13.2%) | 12 (12.9%) |
| Radiologic findings | ||
| High-risk UIA | 133 (36.5%) | 44 (47.3%) |
| Size (mm) | 5.2 ± 1.2 | 5.3 ± 1.3 |
| Aneurysm location | ||
| Anterior cerebral artery | 78 (21.4%) | 15 (16.1%) |
| Middle cerebral artery | 115 (31.6%) | 40 (43.0%) |
| Internal carotid artery | 171 (47.0%) | 38 (40.9%) |
| Imaging platform | ||
| Siemens Healthcare | 210 (57.7%) | 41 (44.1%) |
| Philips Medical Systems | 154 (42.3%) | 52 (55.9%) |