Table 3.
Univariate and multivariate regression of PWV versus diameter and length growth per aortic segment.
| Diameter growth / year (mm/y) |
Length growth / year (mm/y) |
|||
|---|---|---|---|---|
| Beta [SE] | P-value | Beta [SE] | P-value | |
| Univariate | ||||
| PWV S1 | −0.016 [0.010] | 0.10 | −0.028 [0.027] | 0.30 |
| PWV S2 | 0.010 [0.007] | 0.17 | 0.028 [0.017] | 0.12 |
| PWV S3 | 0.013 [0.007] | 0.07 | 0.023 [0.044] | 0.61 |
| PWV S4 | −0.012 [0.022] | 0.59 | −0.037 [0.057] | 0.53 |
| PWV tot | −0.040 [0.077] | 0.61 | ||
| Multivariate* | ||||
| PWV S1 | −0.011 [0.010] | 0.28 | −0.009 [0.031] | 0.79 |
| PWV S2 | 0.001 [0.007] | 0.91 | 0.021 [0.018] | 0.24 |
| PWV S3 | 0.001 [0.007] | 0.91 | 0.012 [0.053] | 0.82 |
| PWV S4 | −0.017 [0.016] | 0.29 | −0.015 [0.077] | 0.85 |
| PWV tot | −0.098 [0.086] | 0.27 | ||
* Diameter growth adjusted for age, sex, baseline diameter and heart rate; length growth adjusted for age, sex, baseline length and history of hypertension and diabetes. Abbreviations: PWV = pulse wave velocity.