Factors affecting treatment outcome in patients with idiopathic nonspecific interstitial pneumonia: a nationwide cohort study

Table 5 Analysis of risk factors that affect treatment response by logistic regression

Variables	Odds ratio	95% CI	p-value
Age	1.026	0.913 to 1.152	0.665
Gender (M/F)	0.554	0.103 to 2.997	0.493
Duration of symptoms at diagnosis (Month)	1.385	1.058 to 1.813	0.018
FVC (% pred) at diagnosis	1.052	0.979 to 1.131	0.170
DL_CO (% pred) at diagnosis	0.995	0.951 to 1.042	0.838
PaO₂ at diagnosis	1.014	0.954 to 1.079	0.645

M/F male/female, FVC forced vital capacity, % pred percentage of the predicted value, DL _CO diffusing capacity of the lung for carbon monoxide, PaO ₂ arterial oxygen tension, CI confidence interval

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