Table 2.
Hemodynamics and exercise tolerance before and after BPA.
| Variables | Before BPA | After BPA | p value |
|---|---|---|---|
| WHO Fc | 0/8/16/4 | 16/11/1/0 | < 0.01 |
| 6MWD, m | 303.0 ± 91.9 | 394.7 ± 124.2 | < 0.01 |
| HR, beat/min | 72.0 ± 8.4 | 69.1 ± 10.3 | 0.10 |
| sPAP, mm Hg | 61.1 ± 18.8 | 33.1 ± 8.7 | < 0.01 |
| dPAP, mm Hg | 19.7 ± 5.8 | 10.5 ± 4.3 | < 0.01 |
| mPAP, mm Hg | 34.2 ± 10.4 | 19.2 ± 5.7 | < 0.01 |
| PCWP, mm Hg | 7.9 ± 2.4 | 6.4 ± 2.3 | 0.02 |
| RAP, mm Hg | 4.8 ± 2.3 | 2.9 ± 2.1 | < 0.01 |
| CO, L/min | 4.1 ± 1.3 | 4.5 ± 1.6 | 0.14 |
| PVR, dyne/s/cm5 | 574.4 ± 316.7 | 258.3 ± 170.7 | < 0.01 |
| BNP, pg/ml | 160.4 ± 233.3 | 26.1 ± 30.5 | < 0.01 |
Values are mean ± SD. BNP, brain natriuretic peptide; CO, cardiac output; PAP, pulmonary artery pressure; PCWP, pulmonary capillary wedge pressure; PVR, pulmonary vascular resistance; RAP, right atrial pressure; WHO, World Health Organization; 6MWT, 6 min walk test.