Figure 2
From: Improving physical activity in COPD: towards a new paradigm
Regular physical activity reduces hospital admissions (upper panel A) and all-cause death (lower panel B) [50]. Kaplan-Meier curves according to level of regular physical activity during follow-up. Patients with COPD from the Copenhagen City Heart Study (n=2386), recruited from 1981 and followed to 2000. Reproduced from [50] with permission from BMJ Publishing Group Ltd.