Table 1.
Mean and proportion of major characteristics by ABI categories
| ABI categories | p-value for linear trend | ||||
|---|---|---|---|---|---|
| Low ABI(<0.9) [n=110] | Borderline ABI (0.90– 0.99) [n=164] | Normal ABI (1– 1.39) [n=2028] | High ABI (>1.4) [n=96] | ||
| Age (year) | 59.0 | 53.2 | 53.6 | 52.5 | <.0001 |
| Body Mass Index (kg/m2) | 29.3 | 30.4 | 30.8 | 34.3 | <.0001 |
| Systolic Blood Pressure (mmHg) | 126.7 | 126.2 | 125.3 | 124.0 | 0.5829 |
| Diastolic Blood Pressure (mmHg) | 79.9 | 79.0 | 79.9 | 79.1 | 0.1692 |
| C-reactive protein (mg/L) | 4.9 | 3.9 | 4.2 | 5.3 | 0.7401 |
| HDL cholesterol (mg/dL) | 55.02 | 55.78 | 51.72 | 47.95 | <.0001 |
| LDL Cholesterol (mg/dL) | 131.7 | 128.3 | 128.5 | 126.6 | 0.8573 |
| Coronary Artery Calcification (Agatston Score) | 476.1 | 132.1 | 120.1 | 83.8 | <.0001 |
| Abdominal Aortic Calcification (Agatston score) | 881.8 | 366.9 | 276.0 | 167.0 | <.0001 |
| Female (%) | 64.6 | 79.3 | 64.1 | 61.5 | 0.0549 |
| Diabetes (%) | 14.3 | 10.6 | 13.0 | 17.7 | 0.7332 |
| Hypertension (%) | 64.9 | 52.4 | 60.1 | 61.0 | 0.8933 |
| Current smoking (%) | 14.3 | 15.5 | 9.9 | 5.2 | 0.0035 |
| Cholesterol medication (LPM) (%) | 15.0 | 7.0 | 9.4 | 3.1 | 0.0203 |