Table 3.
Results of univariate and multivariate linear regression analysis of 2D velocity and 4D kinetic energy parameters.
| Variables | Univariate | Multivariate | ||
|---|---|---|---|---|
| Coefficient β (SE) | P-value | Coefficient β (SE) | P-value | |
| RVEDVi | −6.15 (2.04) | <0.01 | ||
| TAPSE | −1.57 (0.58) | <0.01 | ||
| RV peak A-wave velocity | 2.66 (0.98) | <0.01 | ||
| E/A ratio | −0.12 (0.03) | <0.01 | ||
| TV SV | −7.59 (1.95) | <0.01 | −0.02 (0.007) | <0.01 |
| RV peak E-wave KEiEDV | −0.57 (0.26) | 0.031 | ||
| RV peak A-wave KEiEDV | 0.49 (0.17) | <0.01 | ||
| KEiEDV E/A ratio | −0.29 (0.07) | <0.01 | −0.68 (0.21) | <0.01 |
RV = right ventricle RVEDVi = right ventricular end diastolic volume indexed, TAPSE = tricuspid annular plane systolic excursion, TV SV = tricuspid valve stroke volume.