Exercise capacity by six-minute walk test among COPD patients under pulmonary rehabilitation

Abstract

Increasing severity of COPD is associated with frequent exacerbations and need for hospitalization, but for every stage of severity, severe exacerbations are associated with increase in short and long term allcause mortality. Exacerbations have a negative impact on prognosis and mortality. The six minute walk  test (6MWT) is a simple test used to measure