Table 4.
Univariate and multivariate linear regression analyses of subgroups
| Univariate analysis |
Multivariate analysis |
|||||
|---|---|---|---|---|---|---|
| unstandardized coefficient (95% CI) | β | p value | unstandardized-coefficient (95% CI) | β | p value | |
| All subjects (n = 91) | −1.48 (−2.60 to −3.45) | −0.27 | 0.01 | −1.3 (−2.50 to −0.13) | −0.23 | 0.03 |
| PVR >3 Wood units (n = 29) | −1.44 (−3.30 to 0.40) | −0.30 | 0.12 | −1.8 (−3.50 to −0.06) | −0.36 | 0.04 |
| DPG >7 mm Hg (n = 22) | −2.46 (−4.9 to −0.05) | −0.45 | 0.046 | −2.5 (−5 to −0.55) | −0.47 | 0.046 |
| PVR >3 Wood units or DPG >7 mm Hg (n = 32) | −1.51 (−3.33 to 0.31) | −0.30 | 0.1 | −1.74 (−3.37 to −0.11) | −0.34 | 0.04 |
| Diastolic dysfunction grade I and worse (n = 50) | −0.71 (−2.38 to 0.96) | −0.13 | 0.40 | −0.35 (−2.12 to −1.43) | −0.06 | 0.7 |
PVR, pulmonary vascular resistance; DPG, diastolic pulmonary gradient.