Table 2.

Association between interstitial lung abnormality reporting and pulmonology referral

	ILA Not Mentioned	ILA Mentioned
Referred/total	7/37	10/22
Percent referred (95% CI)	18.9 (8.0–35.2)	45.5 (24.3–67.8)
Unadjusted risk ratio (95% CI)	1 (Reference)	1.6 (1.0–2.3)
Adjusted* risk ratio (95% CI)	1 (Reference)	1.8 (1.1–2.9)

Definition of abbreviations: CI = confidence interval; ILA = interstitial lung abnormality.

^*Adjusted for center, age, sex, race, smoking history, presence of emphysema, and presence of fibrosis.