Chronic obstructive pulmonary disease (COPD) is a common respiratory disease
characterized by persistent respiratory symptoms and irreversible airflow obstruction. It is …

Chronic obstructive pulmonary disease (COPD) is a global health problem and a significant
cause of mortality and morbidity worldwide. COPD also occupies a significant and …

Background and objective: Because the mortality and social burden associated with COPD
is increasing, repeated surveys of the prevalence of COPD have been used to assess risk …

Background Chronic obstructive pulmonary disease (COPD) is a major cause of chronic
morbidity and mortality throughout the world and is the only major disease that is continuing …

To grasp the burden and management status of COPD in Japan, a large telephone survey
was conducted. In initial screening 400 individuals> or= 45 years were identified as either …

Background Chronic obstructive pulmonary disease (COPD) is a serious public health
problem. Understanding the longitudinal trend in prevalence is important for characterizing …

Chronic obstructive pulmonary disease (COPD) had been considered the only major
disease that is continuing to increase in prevalence. There were a few studies about the …

Chronic obstructive pulmonary disease (COPD) causes morbidity and mortality worldwide.
Due to the improvement in environmental sanitation and medical care, the general life span …

Background: Chronic obstructive pulmonary disease (COPD) is the fifth leading cause of
death worldwide. The awareness and treatment rate of the disease are low despite its …

Background COPD remains a major health problem in Japan. Patients with COPD
experience a reduced quality of life (QoL) and have a higher chance of work impairment and …