Table 1.
Baseline characteristics presented as mean (standard deviation), median (interquartile range) or as number of patients (%)
| Characteristic | Carotid artery stenosis | Control subjects | P |
|---|---|---|---|
| N | 56 | 56 | |
| Age (years) | 69.0 (7.8) | 68.9 (7.9) | 0.96 |
| Male sex | 37 (66%) | 37 (66%) | 1.0 |
| Current smoker | 25 (45%) | 9 (16%) | 0.002 |
| BMI (kg/m2) | 27.2 (4.9) | 27.8 (3.9) | 0.49 |
| Diabetes mellitus | 12 (21%) | 0 | 0.001 |
| Diabetes mellitus requiring insulin | 3 (5%) | 0 | 0.24 |
| Systolic blood pressure | 153 (22) | 156 (22) | 0.47 |
| Diastolic blood pressure | 80 (74–89) | 84 (80–89) | 0.016 |
| Hypertension (>140/90 mmHg/med) | 54 (96%) | 43 (77%) | 0.004 |
| Antihypertensive medication | 52 (93%) | 18 (32%) | <0.001 |
| >2 antihypertensive agents | 22 (39%) | 2 (4%) | <0.001 |
| Statin therapy | 49 (88%) | 1 (2%) | <0.001 |
| Serum creatinine | 90.1 (34.5) | 95.6 (15.7) | 0.28 |
| Renal clearance (MDRD) | 84 (37) | 73 (16.7) | 0.050 |
| Anti platelet therapy | 50 (89%) | 0 | <0.001 |
| Coronary artery disease | 17 (30%) | 0 | <0.001 |
| PAOD | 14 (25%) | 0 | <0.001 |
| Coronary artery disease and/or PAOD | 26 (46%) | 0 | <0.001 |