Impact of Prolonged Exacerbation Recovery in Chronic Obstructive Pulmonary Disease

Exacerbations are important and heterogeneous events in the natural history of chronic obstructive pulmonary disease (COPD).To examine the consequences of prolonged exacerbation recovery in patients with COPD.A cohort of 384 patients with COPD (FEV1 % predicted 45.8 [SD, 16.6] and a median exacerbation rate of 2.13 per year [interquartile range, 1.0-3.2]) were followed for 1,039 days (interquartile range, 660-1,814) between October 1995 and...