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BACKGROUND The six-minute walk test has been widely used in people with chronic cardiopulmonary disorders as an outcome assessment with regards to therapeutic or prognostic determinants. This study was undertaken to determine the six-minute walk distance (6MWD) in a sample of healthy Koreans and to create a reference equation. We also compared the 6MWD of(More)
BACKGROUND/AIMS Patients with chronic obstructive pulmonary disease (COPD) experience more problematic respiratory symptoms and have more trouble performing daily activities in the morning. The aim of this study was to assess the perception of COPD symptoms related to morning activities in patients with severe airflow limitation. METHODS Data of 133(More)
BACKGROUND/AIMS Various pulmonary diseases may be associated with bronchial anthracofibrosis (BAF). Our aim was to identify a relationship between BAF and endobronchial tuberculosis (EBTB). METHODS In total, 156 patients, diagnosed with EBTB using bronchoscopy, between June 1999 and May 2008, were included. Clinical and bronchoscopic findings between(More)
BACKGROUND/AIMS Several dietary factors, such as antioxidant vitamins, have potential roles in the development of obstructive lung diseases. However, the results of studies on the relationships between dietary factors and obstructive lung diseases are inconsistent. The aim of this study was to determine which nutrients are related to airway obstruction (AO)(More)
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