Table 2. Distribution of epidemiological data of IAD normal and abnormal groups.
| Groups | IAD < 10 mm Hg | IAD ≥ 10 mm Hg | t / χ2 | P |
|---|---|---|---|---|
| Age, years | 50.67±12.34 | 53.52±12.37 | -8.56 | 0.79 |
| Height, cm2 | 162.71±8.53 | 162.18±8.78 | 2.27 | 0.15 |
| Weight, kg | 68.17±13.19 | 70.70±14.10 | -6.68 | <0.01 |
| BMI, kg/m2 | 25.66±4.11 | 26.79±4.43 | -9.45 | <0.01 |
| SBP, mm Hg | 134±21 | 148±27 | -19.68 | <0.01 |
| DBP, mm Hg | 85±17 | 92±19 | -13.78 | <0.01 |
| ABI | 1.05±0.10 | 1.05±0.11 | 2.37 | <0.01 |
| PWV | 1746.31±429.94 | 1851.47±437.37 | 4.21 | 0.01 |
| FBG, mmol/L | 5.14±1.59 | 5.33±2.30 | -3.13 | <0.01 |
| Smoking | 3077(32.0%) | 488(30.5%) | 1.40 | 0.24 |
| Drinking | 1627(16.9%) | 264(16.5%) | 0.17 | 0.68 |
| TG, mmol/L | 1.53±1.25 | 1.63±1.30 | -2.78 | 0.07 |
| TC, mmol/L | 4.68±1.13 | 4.74±1.20 | -1.95 | 0.03 |
| HDL-c, mmol/L | 1.27±0.45 | 1.25±0.48 | 0.21 | 0.82 |
| LDL-c, mmol/L | 2.88±0.92 | 2.88±0.93 | -0.18 | 0.32 |
| Cr, μmol/L | 73.83±27.05 | 73.21±25.21 | 0.84 | 0.78 |
| UA, μmol/L | 280.87±86.46 | 283.44±86.57 | -1.08 | 0.53 |
BMI, body mass index; SBP, systolic blood pressure; DBP, diastolic blood pressure; ABI, ankle-brachial index; PWV, pulse wave velocity; FBG, fasting blood glucose; HDL-c, high-density lipoprotein cholesterol; LDL-c, low-density lipoprotein cholesterol; TC, total cholesterol; TG, triglycerides; Cr, creatinine; UA, uric acid.