Role of bronchoalveolar lavage in the diagnosis of acute exacerbations of idiopathic pulmonary fibrosis: a retrospective study

Table 5 Multivariable association between final diagnosis of pulmonary infection and patient risk factors

Effect	Odds ratio	95 % CI		P-value
Steroids on admission: Yes vs No	7.817	1.31	46.64	0.024^*
Cytotoxic agents on admission: No vs Yes	2.407	0.196	29.524	0.49
Antibiotics on admission: Yes vs No	2.051	0.308	13.65	0.46
Sputum culture positive: Yes vs No	2.427	0.148	39.718	0.53
Elevated WBC on admission: Yes vs No	1.474	0.268	8.094	0.66
Fever on admission: Yes vs No	1.651	0.109	25.021	0.72
Tachycardia on admission: No vs Yes	1.552	0.201	11.956	0.67
Tachypnea on admission: Yes vs No	1.088	0.142	8.362	0.94

^*Patients who were on steroids on admission were more likely diagnosed with pulmonary infection then patients who were not on steroids (p = 0.024)

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