Research Article

Effect of Liuzijue Exercise Combined with Elastic Band Resistance Exercise on Patients with COPD: A Randomized Controlled Trial

Figure 2

Pulmonary function in the CG, LG, and LEG groups after a six-month training period. CG, control group; LG, Liuzijue exercise group; LEG, Liuzijue exercise combined with elastic band resistance exercise group; FEV1, forced expiratory volume in 1 second; FVC, forced volume capacity. Notes: < 0.05 within-group comparisons.