Comorbidity and Mortality in COPD-Related Hospitalizations in the United States, 1979 to 2001

COPD is one of the leading causes of mortality and morbidity in the United States, yet little is known about the prevalence of comorbid conditions and mortality in hospitalized patients with COPD. From the National Hospital Discharge Survey, 1979 to 2001, we evaluated whether or not COPD in adults ≥...

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