IGHE and tuberculosis: Potential associated factors, including sex, previous tuberculosis, positive sputum P aeruginosa, BMI, mMRC score, the frequency of AE, GOLD grading, FEV1/FVC%, FEV1%predicted, serum T-IgE level, Log10(T-IgE), serum concentrations of CRP and fibrinogen, were taken as the independent variables in a multivariate logistic regression analysis.