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. 2018 May 25;13:1713–1726. doi: 10.2147/COPD.S165593

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© 2018 Wu et al. This work is published and licensed by Dove Medical Press Limited

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Pulmonary function before and after the 3-month intervention.

Notes: Data are expressed as mean ± SD. No differences were observed between the groups at baseline and after the intervention. Within-groups comparison was made by the paired-sample t-test.

Abbreviations: %pred, percentage of predicted values; CG, control group; FEV₁, forced expiratory volume in the first second; FVC, forced vital capacity; LG, land-based Liuzijue exercise group; post, postintervention; pre, preintervention; WG, water-based Liuzijue exercise group.