Chinese Herbal Formula Xiao Yao San for Treatment of Depression: A Systematic Review of Randomized Controlled Trials

Table 3

Quality assessment of included randomized controlled trials.

Included trials	Sequence generation	Allocation concealment	Blinding of participants personnel and outcome assessors	Incomplete outcome data	Selective outcome reporting	Other sourcesof bias	Risk of bias
Du et al. [8]	Unclear	Unclear	Unclear	Yes	No	Unclear	High
Huang and Gan [9]	Unclear	Unclear	Unclear	No	No	Unclear	High
Huo et al. [10]	Table of random number	Unclear	Unclear	No	No	Unclear	Unclear
J. Li et al. [11]	Unclear	Unclear	Unclear	Yes	No	Unclear	Unclear
Liu and Chen [14]	Unclear	Unclear	Double blind	Yes	No	Unclear	Unclear
Li et al. [13]	Unclear	Unclear	Unclear	Yes	No	Unclear	High
Liu and Chen [14]	Unclear	Unclear	Unclear	No	No	Unclear	High
Luo et al. [15]	Table of random number	Unclear	Double blind	Yes	No	Unclear	Unclear
Ma [16]	Table of random number	Unclear	Unclear	Yes	Yes	Unclear	Unclear
Wang et al. [17]	Unclear	Unclear	Unclear	No	No	Unclear	High
Wang [18]	Unclear	Unclear	Unclear	No	No	Unclear	High
Wang [19]	Unclear	Unclear	Unclear	No	No	Unclear	High
Wang et al. [20]	Unclear	Unclear	Unclear	No	Yes	Unclear	High
Wang and Liu [21]	Unclear	Unclear	Unclear	No	Yes	Unclear	High
Wei et al. [22]	Unclear	Unclear	Unclear	No	Yes	Unclear	High
Xian et al. [23]	Table of random number	Yes	Unclear	No	Yes	Unclear	Unclear
Xiao [24]	Unclear	Unclear	Unclear	No	No	Unclear	High
Yang and Xie [25]	Unclear	Unclear	Unclear	No	Yes	Unclear	High
Yang et al. [26]	Table of random number	Unclear	Unclear	No	No	Unclear	Unclear
Zhai et al. [7]	Unclear	Unclear	Unclear	No	No	Unclear	High
Zhang et al. [27]	Unclear	Unclear	Single-blind	No	No	Unclear	Unclear
Zhang [28]	Unclear	Unclear	Unclear	No	No	Unclear	High
Zhao and Jiang [29]	Unclear	Unclear	Unclear	No	No	Unclear	High
Zhou and Li [30]	Unclear	Unclear	Unclear	No	No	Unclear	High
Zhu [31]	Unclear	Unclear	Unclear	No	No	Unclear	High
Zhu and Li [32]	Unclear	Unclear	Unclear	No	No	Unclear	High