Clinical profile | |
Female / male [n (%)] | 46 (54.8) / 38 (45.2) |
Age (years) | 70.6 ± 1.41 |
BMI (kg/m2) | 27.1 ± 0.60 |
PHgroup 1 / 3 / 4 / 5 [n (%)] | 63 (75) / 7 (8.3) / 12 (14.3) / 2 (2.4) |
NT-proBNP | |
NT-proBNP level (pg/ml) | 1500 (38–13,538) |
NT-proBNP ratio | 7.53 (0.09–60.60) |
6-min walking test | |
Distance (m) | 305 ± 14.3 |
% of norm | 62.3 ± 2.72 |
Breaks (n) | 0 (0–6) |
Borg scale points (1–10) | 4.10 ± 0.29 |
Right heart catheterization | |
Mean PAP (mmHg) | 41.0 ± 1.22 |
Cardiac output (l/min) | 4.39 ± 0.14 |
Cardiac index (l/min/m2) | 2.43 ± 0.10 |
PVR (Wood units) | 7.40 (3.00–18.2) |
Mean RAP (mmHg) | 6.0 (1–20) |
SvO2 (%) | 61.4 ± 0.93 |
Lung function | |
DLCO (%) | 52.9 ± 2.59 |
PaO2 at rest (mmHg) | 56.8 ± 1.57 |
PaO2 at peak exercise (mmHg) | 57.4 ± 1.84 |
Cardiopulmonary exercise testing | |
Work capacity (watts) | 47.0 (25–150) |
VO2 (ml/min) | 953 ± 37.5 |
VO2/kg | 13.0 ± 0.45 |
AT (ml/min/kg) | 9.64 ± 0.40 |
O2 pulse at peak exercise (ml/min/beat) | 8.30 (3.50–16.0) |
Ve (L/min) | 52.1 ± 2.11 |
Ve/VO2 | 40.5 ± 1.37 |
Ve/VCO2 | 47.2 ± 1.58 |
AaDO2 (mmHg) | 49.0 ± 1.76 |
Vd/Vt (%) | 37.1 ± 1.50 |
Ve/VCO2 slope | 44.2 ± 2.06 |