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Figure 1 | BMC Pulmonary Medicine

Figure 1

From: Seasonal variation of serum KL-6 concentrations is greater in patients with hypersensitivity pneumonitis

Figure 1

Serum KL-6 concentrations in various interstitial lung diseases (ILD). (A) The maximum concentrations of serum KL-6 during their clinical courses (Kmax) in patients with various interstitial lung diseases (ILD). (B) The ratio of maximum and minimum concentrations of serum KL-6 (Kmax/Kmin) in various ILD. (C) The ratio of maximum and minimum concentrations of serum KL-6 in the summer (Smax/Smin) in various ILD. (D) The maximum concentrations of serum KL-6 in the winter (Wmax) in various ILD. IPF, idiopathic pulmonary fibrosis; NSIP, non-specific interstitial pneumonia; CVD-IP, collagen vascular disease-related interstitial pneumonia; House-HP, house-related hypersensitivity pneumonitis, Bird-HP; bird-related hypersensitivity pneumonitis, CPFE; combined pulmonary fibrosis and emphysema. *P < 0.0033 vs IPF, #P < 0.0033 vs NSIP, †P < 0.0033 vs CVD-IP, ‡P < 0.0033 vs House-HP, §P < 0.0033 vs Bird-HP.

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