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 …

It is estimated that the world population will reach a record 7.3 billion in 2015, and the high
burden of chronic conditions associated with ageing and smoking will increase further …

BACKGROUND COPD ranks within the top three causes of mortality in the global burden of
disease, yet it remains largely underdiagnosed. We assessed the underdiagnosis of COPD …

Background Chronic respiratory disease causes substantial global morbidity and mortality.
The contribution of pulmonary tuberculosis to the aetiology of chronic respiratory disease is …

Chronic obstructive pulmonary disease (COPD) is increasingly being recognized as a highly
heterogeneous disorder, composed of varying pathobiology. Accurate detection of COPD …

Rationale COPD has been perceived as being a disease of older men. However,> 7 million
women are estimated to live with COPD in the USA alone. Despite a growing body of …

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 Chronic obstructive pulmonary disease (COPD) is a growing cause of morbidity
and mortality worldwide, and accurate estimates of the prevalence of this disease are …

The aim of this study was to quantify the global prevalence of chronic obstructive pulmonary
disease (COPD) by means of a systematic review and random effects meta-analysis …

Rationale: The prevalence of chronic obstructive pulmonary disease (COPD) in China is
largely unknown. Objectives: To obtain the COPD prevalence in China through a large …