File S1 - Impact of Obesity on the Clinical Profile of a Population-Based Sample with Chronic Obstructive Pulmonary Disease

Comparisons between COPD subgroups excluding patients with asthma-COPD overlap syndrome. Combined file includes Table S1-S4. Table S1. General characteristics, functional status and severity of the COPD groups excluding the patients with mixed COPD-asthma phenotype. Table S2. Comparison of symptoms, previous exacerbations, health status and systemic biomarker levels between the study groups excluding the patients with mixed COPD-asthma phenotype. Table S3. Adjusted comparisons of health status, exercise tolerance and systemic inflammatory biomarkers between the study groups excluding the patients with mixed COPD-asthma phenotype. Table S4. Adjusted risk of comorbidity and respiratory symptoms in overweight and obese COPD patients compared with normal-weight COPD patients excluding the subjects with mixed phenotype COPD-asthma. Values are adjusted for gender, age, packs-year and FEV1 (% pred.). (DOCX)