Background The burden of chronic obstructive pulmonary disease (COPD) across many
world regions is high. We aim to estimate COPD prevalence and number of disease cases …

Background The combination of asthma and chronic obstructive pulmonary disease
(COPD), or ACOS is a recently defined syndrome. The epidemiology of the condition is …

Background: Chronic obstructive pulmonary disease (COPD) is a leading cause of morbidity
and mortality worldwide. Aims: To synthesize data on the worldwide prevalence and severity …

Importance International guidelines advocate a 7-to 14-day course of systemic
glucocorticoid therapy in acute exacerbations of chronic obstructive pulmonary disease …

Globally, chronic obstructive pulmonary disease (COPD) is the fourth major cause of
mortality and morbidity and projected to rise to third within a decade as our efforts to prevent …

Background Never smokers comprise a substantial proportion of patients with COPD. Their
characteristics and possible risk factors in this population are not yet well defined. Methods …

Background There is limited data on the risk factors and phenotypical characteristics
associated with spirometrically confirmed COPD in never-smokers in the general population …

Rationale: There is limited evidence from population-based studies demonstrating incidence
of spirometric-defined chronic obstructive pulmonary disease (COPD) in association with …

Background Quantifying population health is important for public health policy. Since
national disease registers recording clinical diagnoses are often not available, pharmacy …

Chronic obstructive pulmonary disease (COPD) remains a common and important cause of
morbidity and mortality both in the United States and globally. The increasing trends of …