Supplementary Material for: Sex differences in IPF: data from the German INSIGHTS-registry

Background: Idiopathic pulmonary fibrosis (IPF) preferentially occurs in male patients and controversial results in gender-specific differences including overall mortality have been reported. Methods: The INSIGHTS IPF registry was a non-interventional, prospective cohort study including IPF patients from 20 interstitial lung disease expert centres in Germany. Sex-related disparities were analyzed regarding comorbidities, clinical course and survival. Results: Of the 1043 IPF patients included, 842 (80.7%) were male and 201 (19.3%) were female. Male patients were more likely to have a history of smoking (p