Fig. 2From: Acute exacerbations of fibrosing interstitial lung disease associated with connective tissue diseases: a population-based studyAE occurrence in patients with CTD-ILD a The occurrence of AE-IPF in IIP and AE-CTD-fILD in CTD-ILD from 2010 to 2016 in our center.b: Comparison of AE incidence between the two groupsBack to article page