Accelerated extracellular matrix turnover during exacerbations of COPD

Respiratory Research

Table 4 Associations between biomarker levels and clinical parameters

Results are presented as univariate correlation coefficients (r) for each marker. In brackets are given multivariate correlation coefficients for markers showing significant r. The multivariate linear regression analysis included age, gender, BMI, smoking pack years, and smoking status as additional explanatory variables. Significance levels: *P <0.05, **P <0.01. FEV₁, forced expiratory volume in one second; %pred, percentage of predicted value; FVC, forced vital capacity; 6MWD, 6 min walking distance

ISSN: 1465-993X