Efficacy of cardiac rehabilitation after balloon pulmonary angioplasty for chronic thromboembolic pulmonary hypertension.

Third, the increase in 6MWD, a convenient index of exercise capacity, in the CR group did not reach statistical significance—this is inconsistent with previous studies with patients with CTEPH. 9–12 21–23 It is possible that our patients with CR walked much better in the baseline 6MWD examination (498±96 m) than the patients with CTEPH in previous studies (353–453 m), 9–12 21–23 because our patients had already undergone BPAs before group assignment, in addition to PH-specific therapies.

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