Risk assessment in interstitial lung disease: the incremental prognostic value of cardiopulmonary ultrasound

BMC Pulmonary Medicine

Table 2 Cardiopulmonary ultrasound parameters

Variable	Total (N = 74)	ILD_s (N = 36)	ILD_d (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
D_MPA (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, D_MPA 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

ISSN: 1471-2466