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 …

Rationale: Although cigarette smoking is the most important cause of chronic obstructive
pulmonary disease (COPD), a substantial proportion of COPD cases cannot be explained by …

As the classic mineral dust-induced pneumoconioses decrease in frequency because of the
control of exposure, obstructive airway diseases have emerged as the most prevalent …

Data from the US population-based Third National Health and Nutrition Examination Survey,
conducted from 1988 to 1994, were used to estimate the population prevalence, prevalence …

Although chronic obstructive pulmonary disease (COPD) is attributed predominantly to
tobacco smoke, occupational exposures are also suspected risk factors for COPD …

Background: Chronic obstructive pulmonary disease (COPD) is a major cause of morbidity
and mortality. Although the main risk factor is smoking, 15–19% of COPD even in smokers …

Rationale: There is limited evidence from population-based studies demonstrating incidence
of spirometric-defined chronic obstructive pulmonary disease (COPD) in association with …

Objective Occupational-attributable chronic obstructive pulmonary disease (COPD) presents
a substantial health challenge. Focusing on spirometrie criteria for airflow obstruction, this …

Materials inhaled in the workplace can lead to all the major chronic lung diseases except
those due to vascular disease. The physician should consider the possibility of occupational …

SETTING: National household survey of adults in South Africa, a middle income country.
OBJECTIVE: To determine the prevalence and predictors of chronic bronchitis. DESIGN: A …