Table 4.
Multivariate correlation report for global reflection coefficient
| Parameter | t Value | P Value | Adjusted Partial R2 |
|---|---|---|---|
| Whole modela | |||
| ESRD (1, yes; 0, no) | −2.341 | 0.02 | 0.017 |
| Aortic PWV (m/s) | −7.013 | <0.001 | 0.150 |
| Brachial PWV(m/s) | 3.665 | <0.01 | 0.033 |
| Ascending aortic diameter (cm) | 3.457 | <0.01 | 0.037 |
| Aortic bifurcation diameter (cm) | −3.149 | <0.01 | 0.030 |
| Age (yr) | 0.492 | NS | |
| Stiffness gradient and taperb | |||
| ESRD (0, no; 1, yes) | −2.955 | <0.01 | 0.028 |
| Brachial/aortic stiffness gradient | 7.142 | <0.001 | 0.164 |
| Aortic taper (ratio) | 4.308 | <0.001 | 0.059 |
| Age (yr) | −1.072 | NS |
a
R2=0.414; P<0.001.
b
R2=0.378; P<0.001.