POSTN and Increased total eosinophil count: Blood eosinophilia was positively correlated with the serum concentrations of periostin (r = 0.35, p < 0.05), IL-6 (r = 0.49, p < 0.05), IL-10 (r = 0.66, p < 0.05), IL-12p70 (r = 0.39, p < 0.05), and ADAM33 (r = 0.59, p < 0.05).