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Demographics/Baseline Characteristics. Total number of patients=10,186. SD represents standard deviation; TIA, transient ischemic attack.
| Characteristic | Mean (± SD) or Percentage |
|---|---|
| Age (years) | 72.3 ±9.7 |
| Male | 61.1% |
| Symptomatic | 29.8% |
| Caucasian | 91.6% |
| Hypertension | 82.3% |
| Diabetes | 32.7% |
| Prior myocardial infarction | 19.3% |
| Prior carotid endarterectomy | 27.8% |
| History stroke | 22.5% |
| History TIA | 22.7% |
| History chronic kidney disease (Cr >2.5) | 5.1% |
| Dialysis | 1.4% |
