Table I.
Demographics and clinical characteristics of 10,107 patients undergoing CEA or CAS in SVS VR
| CEA (n = 6370) |
CAS (n = 3737) |
P value |
|
|---|---|---|---|
| Age, years, mean (range) | 70.9 (18–96) | 70.9 (34–98) | .98 |
| Sex (male) | 58.6% | 60.4% | .08 |
| White - Caucasian | 92.8% | 91.9% | .13 |
| Symptom status | 38.0% | 41.0% | <.01 |
| Preoperative symptoms | |||
| Stroke | 21.0% | 25.5% | <.001 |
| TIA | 19.1% | 23.1% | <.001 |
| TMB | 5.4% | 7.4% | <.001 |
| Etiology of lesion | <.001 | ||
| Atherosclerosis | 98.2% | 68.5% | |
| Radiation | 0.1% | 5.2% | |
| Restenosis | 1.3% | 24.0% | |
| Diabetes | 31.4% | 34.0% | <.01 |
| Hypertension | 84.3% | 83.0% | .08 |
| Current or past smoker | 60.8% | 61.3% | .65 |
| Coronary artery disease | 48.1% | 57.8% | <.001 |
| Myocardial infarction | 16.3% | 22.0% | <.001 |
| Valvular heart disease | 7.9% | 6.0% | <.001 |
| Cardiac arrhythmia | 12.9% | 14.4% | .03 |
| Congestive heart failure | 7.8% | 14.1% | <.001 |
| COPD | 17.7% | 20.3% | <.01 |
| Chronic renal failure | 3.4% | 3.8% | .28 |
| Peripheral vascular disease | 43.7% | 37.2% | <.001 |
| GI ulcer/bleeding | 3.0% | 4.8% | <.001 |
| Cancer | 13.0% | 19.8% | <.001 |
| Coagulopathy | 1.4% | 1.1% | .20 |
| NYHA scale | |||
| Class I or II | 95.4% | 89.1% | <.001 |
| Class III or IV | 4.6% | 10.9% |
CAS, Carotid artery stenting; CEA, carotid endarterectomy; COPD, chronic obstructive pulmonary disease; GI, gastrointestinal; NYHA, New York Heart Association; SVS, Society for Vascular Surgery; TIA, transient ischemic attack; TMB, transient monocular blindness; VR, Vascular Registry.