Table 3.

Stage-appropriate therapy in patients with lung cancer with idiopathic pulmonary fibrosis compared with control subjects with lung cancer

Analysis	Unadjusted OR (95% CI)	Adjusted OR* (95% CI)
Entire cohort	0.94 (0.82–1.07)	0.90 (0.78–1.04)
Stages I–II	0.89 (0.72–1.11)	1.13 (0.89–1.43)
Stages III–IV	0.87 (0.73–1.04)	0.82 (0.68–0.99)

Definition of abbreviations: CI = confidence interval; OR = odds ratio.

^*Adjusted for age, sex, marital status, ethnicity, income, Charlson comorbidity index, tumor size, histology, site, stage, functional status, and pulmonary disability.