Clinical and procedural variables in patients with NES
| Group 1 (n = 10)a | Group 2 (n= 7)b | PValue | |
|---|---|---|---|
| Male/female (No.) | 7/3 | 4/3 | .64 |
| Age, mean (SD) (yr) | 67 (6.9) | 67 (4.2) | .89 |
| Vascular risk factors (No.) | |||
| Hypertension | 9 | 4 | .25 |
| Diabetes | 6 | 1 | .13 |
| Ischemic heart disease | 3 | 0 | .23 |
| Hyperlipidemia | 2 | 6 | .15 |
| Peripheral vascular disease | 2 | 6 | .49 |
| History of stroke | 3 | 2 | 1.00 |
| Smoker (current and ex-) | 4 | 3 | 1.00 |
| Alcohol | 3 | 3 | .64 |
| Procedure (No.) | |||
| Protection device | 2 | 5 | .06 |
a In this group, we catheterized the carotid artery using a 7F or 8F catheter manipulated over a 0.035-inch guidewire.
b In this group, we catheterized the carotid artery using a coaxial system in which a 7F or 8F catheter was used in conjunction with a 4F or 5F catheter.