Table 3 Clinical characteristics in patients with SPAP < 50 mmHg vs. SPAP ≥ 50 mmHg
FM group | P value | ||
|---|---|---|---|
SPAP < 50 mmHg group n = 26 | SPAP ≥ 50 mmHg group n = 25 | ||
Anatomic distribution of FM within the mediastinum | |||
Bilateral | 18(69.2%) | 20(80.0%) | 0.378 |
Unilateral | 0(0.0%) | 0(0.0%) | – |
Diffuse | 8(30.8%) | 5(20.0%) | 0.378 |
Pulmonary arteries compression | 19(73.1%) | 23(92.0%) | 0.140 |
Main pulmonary arteries | 3(11.5%) | 4(16.0%) | 0.703 |
Lobar arteries | 18(69.2%) | 22(88.0%) | 0.103 |
Pulmonary veins compression | 5(19.2%) | 7(28.0%) | 0.460 |
Superior vena cava compression | 0(0.0%) | 0(0.0%) | – |
Bronchial compression | 11(42.3%) | 9(36.0%) | 0.645 |
Esophagus compression | 1(3.8%) | 1(4.0%) | 1.000 |
Others | |||
Pleural effusion | 5(19.2%) | 12(48.0%) | 0.029 |
Pericardial effusion | 2(7.7%) | 5(20.0%) | 0.248 |
Calcification of Lymph node | 10(38.5%) | 13(52.0%) | 0.331 |
Pleural thickening | 15(57.7%) | 19(76.0%) | 0.166 |
Segmental or subsegmental atelectasis | 5(19.2%) | 10(40.0%) | 0.104 |
Arterial blood gas analysis | |||
PaO2, kpa | 9.83 ± 2.12 | 9.26 ± 1.70 | 0.321 |
PaCO2, kpa | 5.24 ± 0.85 | 5.41 ± 1.35 | 0.608 |
SaO2, % | 95.0(91.8,97.0) | 94.2(91.0,95.6) | 0.211 |
Pulmonary function, n = 34 | n = 18 | n = 16 | |
FVC, %pred | 94.15(80.70,111.73) | 95.70(71.28,103.20) | 0.506 |
FEV1, %pred | 70.95(58.48,98.53) | 66.70(51.85,79.78) | 0.224 |
FEV1/FVC | 63.63(55.02,75.66) | 61.37(56.90,70.35) | 0.670 |
TLC, %pred | 93.45(85.35,101.20) | 92.25(77.48,97.75) | 0.646 |
DLCO, %pred | 71.65(64.25,81.93) | 63.30(47.23,77.65) | 0.081 |