Fig. 3From: Mediastinal lymph node enlargement in idiopathic pulmonary fibrosis: relationships with disease progression and pulmonary function trendsKaplan-Meyer curves of disease progression, expressed as absolute decline of predicted forced vital capacity (FVC) ≥ 10% for patients with (LNE+) or without (LNE -) mediastinal lymph node enlargement (left) and for patients stratified according to the number of mediastinal enlarged lymph nodes (right). P values were obtained via log-rank testBack to article page