Table 1.
Baseline characteristics at resting state in flat position (before exercise position)
| Supine testing | Upright testing | |
|---|---|---|
| Mean RA, mmHg | 4 ± 3 | 4 ± 2 |
| Mean PAP, mmHg | 20 ± 4 | 19 ± 4 |
| PAWP, mmHg | 10 ± 3 | 9 ± 3 |
| Cardiac Output, L/min | 5.2 ± 1.9 | 5.1 ± 1.7 |
| PVR, wood unit | 2.3 ± 1.1 | 2.2 ± 1.1 |
| PaO2, Torr | 74.9 ± 16.4 | 80.7 ± 18.0 |
| PaCO2, Torr | 38.0 ± 5.4 | 38.4 ± 5.3 |
| SaO2, % | 94.5 ± 3.2 | 95.3 ± 2.3 |
| SvO2, % | 73.3 ± 4.8 | 72.9 ± 4.1 |
| BNP, pg/dL | 23.1 (12.0, 44.9) | 15.8 (12.0, 35.3) |
| 6MWD, m | 498 ± 84 | 509 ± 88 |
Values are reported Mean ± SD, or median (25th, 75th interquartile range where appropriate.
Mean RA, Mean right atrium pressure; Mean PAP, Mean pulmonary artery pressure; PAWP, Pulmonary Artery Wedge Pressure; PVR, Pulmonary Vascular Resistance; 6MWD, Six Minute Walking Distance