Table 2 Baseline exercise capacities and hemodynamics of the patient population
Variable | Overall population (n = 264) | Cancer group (n = 47) | Non-cancer group (n = 217) | p value* |
|---|---|---|---|---|
Exercise capacities | ||||
6MWD (m) | 325.7 ± 112.6 | 341.2 ± 95.2 | 322.5 ± 115.8 | 0.3468 |
Baseline SpO2 (%) | 94.2 ± 3.0 | 94.4 ± 3.1 | 94.2 ± 3.0 | 0.7876 |
Minimum SpO2 (%) | 86.3 ± 5.3 | 86.5 ± 5.1 | 86.2 ± 5.4 | 0.7510 |
Hemodynamics | ||||
Mean RAP, mmHg | 5.1 ± 3.8 | 5.6 ± 3.9 | 5.0 ± 3.8 | 0.3778 |
Systolic PAP, mmHg | 65.8 ± 19.6 | 68.0 ± 19.5 | 65.3 ± 19.6 | 0.4109 |
Diastolic PAP, mmHg | 21.7 ± 7.8 | 22.3 ± 7.3 | 21.6 ± 7.9 | 0.6081 |
Mean PAP, mmHg | 37.5 ± 10.8 | 38.7 ± 10.4 | 37.3 ± 10.9 | 0.4504 |
PAWP, mmHg | 8.2 ± 3.8 | 8.0 ± 2.9 | 8.2 ± 4.0 | 0.7114 |
Cardiac Index, L/min/m2 | 2.5 ± 0.7 | 2.5 ± 0.8 | 2.5 ± 0.7 | 0.6021 |
PVR, dyne/sec/cm− 5 | 747.2 ± 438.1 | 727.3 ± 362.4 | 751.3 ± 452.5 | 0.7444 |
SaO2 (%) | 90.7 ± 4.9 | 90.5 ± 4.9 | 90.8 ± 4.9 | 0.7005 |
SvO2 (%) | 63.5 ± 8.8 | 62.8 ± 11.1 | 63.6 ± 8.2 | 0.5695 |
PaO2, mmHg | 61.0 ± 13.1 | 59.8 ± 13.6 | 61.3 ± 13.1 | 0.5237 |
PaCO2, mmHg | 36.8 ± 5.1 | 35.9 ± 4.5 | 37.0 ± 5.3 | 0.2350 |
Death (n, %) | 27 (10%) | 13 (28%) | 14 (6%) | < 0.0001 |