Fig. 2From: Blood Krebs von den Lungen-6 levels predict treatment response to antifibrotic therapy in patients with idiopathic pulmonary fibrosisComparison of changes in KL-6 levels according to DP in patients with IPF. a All patients and b patients with high baseline KL-6 levels (≥ 500 U/mL). KL-6: Krebs von den Lungen-6; and DP: disease progressionBack to article page