Patient characteristics (demographics, cardiovascular risk, procedure features, and aortic arch type)
| Patient Characteristics | |
|---|---|
| Age (yr) | |
| Median (Interquartile range) | 55 (50–68) |
| Sex | |
| Female (No.) (%) | 20 (61%) |
| Male (No.) (%) | 13 (39%) |
| Cardiovascular risk factorsa (No.) (%) | |
| 0 | 12 (34%) |
| 1 | 6 (16%) |
| ≥2 | 17 (50%) |
| Procedure type (No.) (%) | |
| Diagnostic/follow-up angiography | 23 (66%) |
| Intracranial embolization | 9 (16%) |
| Mechanical thrombectomy | 3 (8%) |
| Anesthesia (No.) (%) | |
| Conscious sedation | 26 (74%) |
| General anesthesia | 9 (26%) |
| Noninvasive imaging for navigation (No.) (%) | |
| CTA | 12 (34%) |
| MRA | 23 (66%) |
| Aortic arch type (No.) (%) | |
| I | 20 (57%) |
| II | 8 (23%) |
| III | 7 (20%) |
| Bovine variant | 9 (26%) |
↵a We considered smoking, high blood pressure, high low-density lipoprotein and low high-density lipoprotein cholesterol levels, age, and obesity.