Table 2.

Adjusted^a logistic regression analysis for the risk factors of disease progression in patients with ILD

Variable	Odds Ratio	95% Confidence interval	P-value
Reticulation score ≥ 9.0	3.11	1.21–7.98	0.019
Platelet count (per 100 units increase)	2.06	0.96–4.45	0.065
Never smoking	3.11	1.12–8.63	0.029

^aIncludes the following covariates: age, smoking status, body mass index, forced vital capacity percent predicted, reticulation score, traction bronchiectasis score, University of California Shortness of Breath Questionnaire total score, platelet count, usual interstitial pneumonia histopathology, antifibrotic treatment, and immunosuppressive therapy. ILD = interstitial lung disease