Additional file 1: Table S1. of Characteristics and longitudinal progression of chronic obstructive pulmonary disease in GOLD B patients

Baseline characteristics of patients categorised as GOLD C and D. (DOCX 17 kb

Additional file 3: Figure S2. of Blood and sputum eosinophils in COPD; relationship with bacterial load

A summary of the number of patients with blood / sputum eosinophil counts and qPCR data at exacerbation alone, or coupled to baseline measurements. PPM=potentially pathogenic microorganisms. (PPTX 51.6 kb

Additional file 1: of Blood and sputum eosinophils in COPD; relationship with bacterial load

Additional methods supplement. (DOCX 38.7 kb

Additional file 2: Figure S1. of Blood and sputum eosinophils in COPD; relationship with bacterial load

Outline of the methods used for the processing of sputum qPCR and differential cell count samples. (PPTX 64.1 kb

Additional file 4: Figure S3. of Blood and sputum eosinophils in COPD; relationship with bacterial load

The blood eosinophil count at baseline and exacerbation in patients defined as PPM positive or PPM negative at exacerbation (PPM threshold value of 1x10 ). PPM=potentially pathogenic microorganisms. Dotted lines represent median values. (PPTX 274 kb

Additional file 6: Figure S4. of Blood and sputum eosinophils in COPD; relationship with bacterial load

The sputum neutrophil % at baseline and exacerbation in patients defined as PPM positive or PPM negative at exacerbation. PPM=potentially pathogenic microorganisms. Dotted lines represent median values. (PPTX 189 kb