Fig. 5From: Bronchoalveolar cytokine profile differentiates Pulmonary Langerhans cell histiocytosis patients from other smoking-related interstitial lung diseasesCorrelation analysis of selected proteins with lung function parameters. Correlation coefficients were obtained by the Spearman rank method in PLCH, SR-ILD and IPF patients. Spearman’s correlation coefficient r and p values (two-tailed test) were shown in plots. FVC: forced vital capacityBack to article page