Figure 3.

Primary outcomes of the systematic review of Tai Chi Chuan training on the QoL and psychological well-being in female patients with breast cancer. (A) TCC-based exercises are superior to the controls on quality of life. (B) No difference between TCC-based exercises and the controls on depression. (C) TCC-based exercises are superior to the controls on anxiety. The weights of trials were provided by random effect model applying DL tau ² estimator. BT, Biggerstaff–Tweedie approximate Gamma model; DL, DerSimonian–Laird estimator of tau ²; DL+HKSJ, Hartung–Knapp-Sidik–Jonkman (HKSJ) variance correction to DerSimonian–Laird estimator of tau ²; IV, fixed effect inverse variance; SD, standard deviation; SMD, standardized mean difference; TCC, Tai Chi Chuan; IV, fixed effect inverse variance. The study ID consists of the first author’s surname, the capital initials of the first author’s first name, and the year the first report of the RCTs was published or submitted as dissertation.