“…There were 4,517 participants of Chinese ethnicity that were included in the 45 studies, of which 2,267 patients were treatment groups and 2,250 patients served as controls. Forty-two studies (Fan et al, 2000; Jia et al, 2000; Dai et al, 2002; Ma and Gong, 2005; Yang and Liu, 2006; Fan et al, 2008; Sun and Chen, 2008; Huang et al, 2010; Liao et al, 2010; Ming et al, 2010; Chen, 2011; Li et al, 2011; Peng et al, 2011; Wang and Wang, 2011; Li et al, 2012; Shen et al, 2012; Zhang et al, 2012; Ming et al, 2013; Wang et al, 2013; Bi and Hu, 2014; Gu et al, 2014; Guo et al, 2014; Li, 2014; Ye, 2014; Guan et al, 2015; Li et al, 2015; Luo et al, 2015; Peng and Feng, 2015; Shen and Luo, 2015; Guo et al, 2016; Jiang et al, 2016; Li et al, 2016; Liu and Wu, 2016; Liu and Zhang, 2016; Long et al, 2016; Shang and Yang, 2016; Xia et al, 2016; Zhou et al, 2016; Lei and Qiao, 2017; Ma and Zhang, 2017; Sun et al, 2017; Zhang et al, 2017) compared CHM plus WCM with WCM alone, and three studies (Huang et al, 2006; Chen et al, 2010; Liu et al, 2012) compared CHM plus WCM with CHM placebo plus WCM. The CHM treatment course varied from 7 to 90 days.…”