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Fig. 4 | Respiratory Research

Fig. 4

From: Efficacy of a long-term pulmonary rehabilitation maintenance program for COPD patients in a real-life setting: a 5-year cohort study

Fig. 4

Two-class model showing the mean trajectory of the primary outcome (6-min walking distance) over 5 years of follow-up. PR: pulmonary rehabilitation. Gray box: pulmonary rehabilitation (PR) program. Gray dots and lines: pre- and post-PR values. Black dots and lines: values during the maintenance program. Linear mixed effects model: group × time: group/time interaction effect, p < 0.001. Post-hoc: different from pre-PR: *p < 0.05; **p < 0.01; ***p < 0.001. Different from T0: #p < 0.05; ###p < 0.001

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Respiratory Research

ISSN: 1465-993X

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