Table 4.

Univariate and multivariate Cox proportional-hazards regression analysis for the association with the risk of death in patients with ILD

	Univariable (HR, 95% CI)	P value	Multivariable (HR, 95% CI)	P value
ILD-GAP score	3.80 (1.27–2.46)	< 0.001	2.88 (1.38–5.99)	0.005
RVD (mm)	1.16 (1.10–1.23)	< 0.001	1.09 (1.03–1.16)	0.004
RVGLS (%)	1.18 (1.10–1.26)	< 0.001
LUS score	1.18 (1.10–1.27)	< 0.001	1.13 (1.04–1.24)	0.006

HR hazard ratio, CI confidence interval, ILD-GAP interstitial lung disease-gender, age, physiology, RVD right ventricular end-diastolic base dimension, RVGLS right ventricular global longitudinal strain, LUS lung ultrasound