Table 1
| Variable | Baseline (mean(SE)) | Follow-up (mean(SE)) | Difference (mean(SE)) | p value |
| mPAP (mmHg) | 44.9 (2) | 37.1 (2) | 7.8 (2) | 0.005 |
| PVR (Wood units) | 8 (1.3) | 5.7 (0.8) | 2.3 (0.9) | 0.01 |
mPAP=mean pulmonary artery pressure; PVR=pulmonary vascular resistance; cardiac index and pulmonary artery saturation non-significant; trend for improvement right atrial pressure