Variable | MPAP < 20 mmHg | MPAP ≥ 20 mmHg | P value |
---|---|---|---|
(N = 58) | (N = 16) | ||
Sex, M/F | 24/34 | 9/7 | <0.001 |
Age, years | 62.9 ± 9.0 | 61.9 ± 11.4 | 0.777 |
BMI | 22.7 ± 3.9 | 23.8 ± 4.3 | 0.270 |
Smoking, ever/never | 22/36 | 9/7 | <0.001 |
FVC, % predicted | 82.5 ± 19.3 | 76.0 ± 17.4 | 0.318 |
DLCO, % predicted | 58.8 ± 17.9 | 51.2 ± 23.0 | 0.092 |
RV, % predicted | 82.6 ± 30.9 | 76.3 ± 34.2 | 0.867 |
TLC, % predicted | 82.6 ± 18.9 | 72.5 ± 13.8 | 0.343 |
PaO2, mmHg | 81.3 ± 10.2 | 78.6 ± 8.9 | 0.627 |
A-a gradient, mmHg | 18.7 ± 11.6 | 25.1 ± 10.0 | 0.182 |
MPAP, mmHg | 14.9 ± 2.8 | 24.9 ± 4.3 | <0.001 |
Cardiac index, l/min/m2 | 3.36 ± 0.69 | 3.49 ± 0.79 | 0.458 |
PVRI, Wood units/m2 | 188.6 ± 73.9 | 258.2 ± 115.6 | <0.001 |