Table 2.
Cardiopulmonary ultrasound parameters
| Variable | Total (N = 74) | ILDs (N = 36) | ILDd (N = 38) | P value |
|---|---|---|---|---|
| LVEDD (mm) | 44.07 ± 3.53 | 44.03 ± 2.90 | 44.12 ± 4.08 | 0.912 |
| LVEF (%) | 69.50 ± 4.51 | 69.20 ± 4.51 | 69.78 ± 4.56 | 0.581 |
| RVD (mm) | 33.90 ± 5.70 | 30.98 ± 2.99 | 36.67 ± 6.28 | < 0.001 |
| DMPA (mm) | 24.85 ± 3.21 | 23.68 ± 2.16 | 25.95 ± 3.66 | 0.002 |
| TAPSE (mm) | 19.90 ± 2.75 | 20.19 ± 2.19 | 19.61 ± 3.20 | 0.361 |
| RVFAC (%) | 43.26 ± 6.78 | 45.81 ± 4.04 | 40.85 ± 7.93 | 0.001 |
| S′ (cm/s) | 13.04 ± 2.66 | 12.50 ± 2.25 | 13.55 ± 2.93 | 0.090 |
| MPI | 0.56 ± 0.144 | 0.50 ± 0.11 | 0.61 ± 0.16 | 0.002 |
| SPAP (mmHg) | 29.50 (25.52–38.70) | 27.61 ± 4.42 | 43.23 ± 19.36 | < 0.001 |
| RVGLS (%) | − 21.50 (− 22.90 to − 19.25) | − 22.33 ± 2.96 | − 18.60 ± 4.64 | < 0.001 |
| B lines | 44.45 ± 18.66 | 35.42 ± 15.99 | 53 ± 17.06 | < 0.001 |
| LUS score | 15.45 ± 4.72 | 13.06 ± 3.93 | 17.71 ± 4.30 | < 0.001 |
Data are presented as mean ± SD or median [IQR] when data is not normally distributed
LVEDD left ventricular end-diastolic diameter, LVEF left ventricular ejection fraction, RVD right ventricular end-diastolic base dimension, DMPA primary pulmonary artery diameter, TAPSE tricuspid annular plane systolic excursion, RVFAC right ventricular fractional area change, S′ peak systolic tricuspid annulus velocity, MPI myocardial performance index, SPAP systolic pulmonary artery pressure, RVGLS right ventricular global longitudinal strain, LUS lung ultrasound