Variable | Patients=23 Aneurysms=25 |
Age (mean±SD, years) | 67.5±9.2 |
Women (%) | 18 (78.3) |
Hypertension (%) | 15 (65.2) |
Diabetes (%) | 1 (4.3) |
Hyperlipidemia (%) | 12 (52.3) |
Smoking* (%) | 10 (43.5) |
Aneurysm size (mean, range) | 8.82 (3-32) |
<7 mm (%) | 17 (68) |
≥7 mm (%) | 8 (32) |
Aneurysm neck (mean, range) | 3.29±2.41 |
Aspect ratio† (mean±SD) | 2.72±1.36 |
Aneurysm location | |
Cavernous C4 ICA (%) | 1 (4.0) |
Ophthalmic C6 ICA (%) | 8 (32) |
T terminus C7 ICA (%) | 3 (12) |
Anterior cerebral artery (%) | 1 (4.0) |
Anterior communicating artery (%) | 4 (16) |
Middle cerebral artery (%) | 1 (4.0) |
Posterior communicating artery (%) | 1 (4.0) |
Basilar artery (%) | 4 (16) |
Posterior inferior cerebellar artery (%) | 2 (8.0) |
*Refers to active tobacco smoking of at least one pack per day during the past 6 months.
†Calculated as aneurysm size/aneurysm neck (in mm).
ICA, internal carotid artery; mm, millimeters.