Table 1.
Demographics, Cardiovascular Risk Factors, and Medications
| Symptomatic | Asymptomatic | P | |
|---|---|---|---|
| Number | 40 | 38 | NS |
| Age, y, range | 37–82 | 54–80 | |
| Age, y, mean±SD | 65.0±9.3 | 68.4±7.5 | 0.07 |
| Sex, male/female, n | 27/13 | 28/10 | 0.54 |
| BMI, kg/m2, mean±SD | 27.8±4.1 | 28.1±4.3 | 0.74 |
| HTN, n | 31 | 32 | 0.45 |
| Diabetes mellitus, n | 14 | 17 | 0.37 |
| IHD, n | 16 | 21 | 0.17 |
| Dyslipidemia, n | 33 | 30 | 0.69 |
| Smoking, n | 18 | 14 | 0.46 |
| Thrombophilia, n | 3 | 0 | 0.07 |
| PAD, n | 12 | 12 | 0.88 |
| ACE inhibitors, n | 12 | 14 | 0.52 |
| ASA or clopidogrel | 36 or 4 | 37 or 1 | 0.18 |
| ASA and clopidogrel | 14 | 0 | 0.001 |
| Statins, n | 35 | 31 | 0.47 |
BMI indicates body mass index; HTN, arterial hypertension; IHD, ischemic heart disease; PAD, peripheral arterial disease; ACE inhibitors, angiotensin-converting enzyme inhibitors; and ASA, acetyl salycilic acid.