Table 2.
Analysis of variables associated with serum uric acid levels in patients with idiopathic pulmonary artery hypertension.
| Variables | Pearson's correlation analysis | Multiple regression analysis | ||||
|---|---|---|---|---|---|---|
| r | 95% CI | P-value | β | SE | P-value | |
| RAP | 0.212 | 0.078–0.339 | 0.002 | |||
| mPAP | 0.231 | 0.098–0.356 | 0.001 | |||
| PVR | 0.359 | 0.235–0.473 | <0.001 | |||
| CI | −0.472 | −0.572–−0.359 | <0.001 | −35.712 | 12.468 | 0.005 |
| NT-proBNP | 0.344 | 0.218–0.459 | <0.001 | 0.023 | 0.008 | 0.004 |
| Creatinine | 0.588 | 0.492–0.671 | <0.001 | 3.354 | 0.347 | <0.001 |
| Age | −0.054 | −0.189–0.083 | 0.436 | −2.801 | 0.677 | <0.001 |
| BMI | 0.153 | 0.017–0.284 | 0.028 | 5.778 | 2.229 | 0.010 |
CI, confidence interval; SE, standard error; RAP, right atrial pressure; mPAP, mean pulmonary artery pressure; PVR, pulmonary vascular resistance; CI, cardiac index; NT-proBNP, N-terminal pro-B type natriuretic peptide; BMI, body mass index.