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Table 4 Serum biomarkers found to be reliable and predictive of COPD: P values for linear mixed effects models demonstrating associations between serum biomarker concentrations and lung function and dyspnea.

From: Multi analyte profiling and variability of inflammatory markers in blood and induced sputum in patients with stable COPD

Serum Biomarker

Post-bronchodilator FEV1

Diffusion capacity (% predicted)

Baseline dyspnea index score

CRP

0.13

0.02

0.03

Myeloperoxidase

0.03

0.009

0.008

VEGF

0.05

0.004

0.003