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Forest plot of meta-analysis on the effect of Baduanjin training on the mean skin temperature at trunk acupoints. (A) Overall analysis; (B) sensitivity analysis. * Two control groups in this study (a blank control group: daily life, no regular exercise and an active control group: radio calisthenics) were combined into a single control group. # Only a blank control group (daily life, no regular exercise) was retained. CI = confidence interval, SD = standard deviation.
