Review of Clinical Trials on the Effects of Tai Chi Practice on Primary Hypertension: The Current State of Study Design and Quality Control

Figure 4

The protocol of Tai Chi exercise in the 45 studies: (a) for the style of Tai Chi; (b) for the intervention period; (c) for the exercise frequency; (d) for the length of each session.

(a)

(b)

(c)

(d)