Clinical features and long-term outcomes of interstitial lung disease with anti-neutrophil cytoplasmic antibody

BMC Pulmonary Medicine

Table 4 Cox hazard analysis of the risk of all-cause mortality in ANCA-positive ILDs patients

Variable	Univariable cox regression			Multivariable cox regression
Variable	HR	95% CI	p value	HR	95% CI	p value
Age, y	1.075	1.011–1.143	0.021*
ESR, mm/h	1.028	1.012–1.044	0.001*	1.028	1.012–1.044	0.001*
Honeycombing	3.264	1.203–8.858	0.020*
MPA	4.310	1.464–12.692	0.008*
%FVC predicted < 80%^#	3.554	1.144–11.041	0.028*

*p < 0.05
^#For the 5 patients who did not complete the pulmonary function tests, their data were interpolated using the mean substitution method according to their group
ANCA: anti-neutrophil cytoplasmic antibody; ILD: interstitial lung disease; ESR: erythrocyte sedimentation rate; MPA: microscopic polyangiitis; FVC: forced vital capacity

ISSN: 1471-2466