Chronic obstructive pulmonary disease （COPD） is a leading cause of morbidity and mortality worldwide and results in an economic and social burden that is both substantial and increasing. By the year 2020, COPD will ...Chronic obstructive pulmonary disease （COPD） is a leading cause of morbidity and mortality worldwide and results in an economic and social burden that is both substantial and increasing. By the year 2020, COPD will be the third leading cause of mortality and the fifth leading cause of disability worldwide, In a population based study conducted at multiple international sites, approximately 10% of participants 40 years of age or older were found to have airflow obstruction of at least moderate severity according to spirometric criteria. In China, the overall prevalence of COPD in individuals 40 years of age or older was 8.2%.m COPD is a slowly progressive respiratory disease, which, although preventable and treatable, is not curable. The final years for patients with advanced COPD are characterized by progressive functional decline, frequent exacerbations, poor quality of life, increasing dependency on informal caregivers and on the health care system. According to the literature, 5-year survival from diagnosis is estimated to be 78% in men and 72% in women with mild disease, but only 30% in men and 24% in women with advanced COPD.展开更多
文摘Chronic obstructive pulmonary disease （COPD） is a leading cause of morbidity and mortality worldwide and results in an economic and social burden that is both substantial and increasing. By the year 2020, COPD will be the third leading cause of mortality and the fifth leading cause of disability worldwide, In a population based study conducted at multiple international sites, approximately 10% of participants 40 years of age or older were found to have airflow obstruction of at least moderate severity according to spirometric criteria. In China, the overall prevalence of COPD in individuals 40 years of age or older was 8.2%.m COPD is a slowly progressive respiratory disease, which, although preventable and treatable, is not curable. The final years for patients with advanced COPD are characterized by progressive functional decline, frequent exacerbations, poor quality of life, increasing dependency on informal caregivers and on the health care system. According to the literature, 5-year survival from diagnosis is estimated to be 78% in men and 72% in women with mild disease, but only 30% in men and 24% in women with advanced COPD.
