Background: A study was undertaken to define the risk of death among a national cohort of
US adults both with and without lung disease. Methods: Participants in the first National …

Severity of resting functional impairment only partially predicts the increased risk of death in
chronic obstructive pulmonary disease (COPD). Increased ventilation during exercise is …

Introduction The Clinical COPD Questionnaire (CCQ) measures health status and can be
used to assess health-related quality of life (HRQL). We investigated whether CCQ is also …

Chronic obstructive pulmonary disease (COPD) is a preventable and treatable disease that
causes a heavy health and increasing economic burden both in the United States and …

Rationale Previous studies have demonstrated that chronic obstructive pulmonary disease
(COPD) causes increased mortality in the general population. But life expectancy and the …

Chronic obstructive pulmonary disease (COPD) is responsible for early mortality, high death
rates and significant cost to health systems. The projection for 2020 indicates that COPD will …

Background Smoking is a major risk factor for chronic obstructive pulmonary disease
(COPD); however, the similarities and differences in clinical presentation between smokers …

Study objective To describe factors associated with COPD deaths in the United States.
Design Cross-sectional survey. Participants A total of 12,803 decedents in the National …

Rationale: Contrary to the general population, in patients with chronic obstructive pulmonary
disease (COPD) a low body mass index (BMI) is associated with excess mortality, while …

Guidelines recommend defining chronic obstructive pulmonary disease (COPD) by airflow
obstruction and other factors, but no studies have evaluated the ability of existing …