Correlations between variables and central augmentation index
| Central augmentation index | ||
| Correlation coefficient (95% CI) | P value | |
| Age | 0.22 (0.16 to 0.28) | <0.0001 |
| 6 min walk distance, m | −0.17 (−0.23 to −0.12) | <0.0001 |
| Abdominal waist circumference | 0.40 (0.35 to 0.45) | <0.0001 |
| Visceral fat, % | 0.48 (0.44 to 0.53) | <0.0001 |
| Total cholesterol, mmol/L | 0.14 (0.08 to 0.20) | <0.0001 |
| Triglycerides, mmol/L | 0.34 (0.28 to 0.39) | <0.0001 |
| HDL-cholesterol, mmol/L | −0.23 (−0.29 to −0.18) | <0.0001 |
| Glucose, mmol/L | 0.20 (0.14 to 0.26) | <0.0001 |
| eGDR, mg/kg/min | −0.40 (−0.45 to 0.035) | <0.0001 |
| hs-CRP, mg/L | 0.26 (0.20 to 0.31) | <0.0001 |
| Brachial systolic blood pressure, mm Hg | 0.23 (0.17 to 0.28) | <0.0001 |
| Brachial diastolic blood pressure, mm Hg | 0.13 (0.08 to 0.19) | <0.0001 |
| Aortic systolic blood pressure, mm Hg | 0.35 (0.30 to 0.40) | <0.0001 |
| Pulse wave velocity, m/s | 0.09 (0.03 to 0.14) | 0.004 |
eGDR, estimated glucose dispersion rate; HDL, high-density lipoprotein; hs-CRP, high-sensitivity C reactive protein.