Lower extremity arterial Doppler ultrasound findings and ABI correlation
| Region | Doppler ultrasound | ABI ≥0.9 | ABI 0.7–0.9 | ABI 0.5–0.69 | ABI <0.5 |
|---|---|---|---|---|---|
| Aortoiliac | Normal | 24 (42.1%) | 9 (15.8%) | 0 (0%) | 0 (0%) |
| Stenosis below 50% | 3 (5.3%) | 12 (21.1%) | 4 (7.0%) | 0 (0%) | |
| Stenosis over 50% | 0 (0%) | 3 (5.3%) | 1 (1.8%) | 1 (1.8%) | |
| Femoropopliteal | Normal | 19 (33.3%) | 4 (7.0%) | 0 (0%) | 0 (0%) |
| Stenosis below 50% | 5 (8.8%) | 8 (14.0%) | 2 (3.5%) | 0 (0%) | |
| Stenosis over 50% | 3 (5.3%) | 12 (21.1%) | 3 (5.3%) | 1 (1.8%) | |
| Tibioperoneal | Normal | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) |
| Stenosis below 50%↓ | 26 (45.6%) | 23 (40.4%) | 4 (7.0%) | 1 (1.8%) | |
| Stenosis over 50%↑ | 1 (1.8%) | 1 (1.8%) | 1 (1.8%) | 0 (0%) |
Risk factors and sex distribution of patients
| Risk factor | Male | Female | All | |||
|---|---|---|---|---|---|---|
| Diabetes | 75 | 27.8% | 56 | 29.9% | 131 | 28.0% |
| Tobacco | 151 | 55.9% | 28 | 15.0% | 179 | 39.2% |
| Alcohol | 57 | 21.1% | 2 | 1.1% | 59 | 12.8% |
| Hyperlipidemia | 125 | 46.3% | 114 | 61.0% | 239 | 52.3% |
| Coronary artery disease | 102 | 37.8% | 58 | 31.0% | 160 | 35.0% |
| Hypertension | 145 | 53.7% | 136 | 72.7% | 281 | 61.5% |
| Cerebral vascular disease | 60 | 22.2% | 30 | 16.0% | 90 | 19.7% |
| Obesity | 157 | 58.1% | 135 | 72.2% | 292 | 63.9% |