A Meta-Analysis of Arsenic Trioxide Combined with Transcatheter Arterial Chemoembolization for Treatment of Primary Hepatic Carcinoma

Table 2

The quality assessment facts of inclusion in literature.

Included studies	A	B	C	D	E	F	G
Qi et al., 2003 [13]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Cui et al., 2006 [7]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Zhuang et al., 2006 [10]	Yes	Unclear	No	No	Yes	Unclear	Unclear
Xie et al., 2007 [14]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Zhou et al., 2007 [15]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Wang, 2012 [5]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Kui et al., 2010 [11]	Unclear	Unclear	No	No	Yes	Unclear	Unclear
Huang, 2011 [4]	Yes	Yes	No	Yes	Unclear	Unclear	Unclear
Zhang et al., 2011 [12]	Unclear	Unclear	No	No	Yes	Unclear	Unclear
Meng et al., 2012 [8]	Yes	Unclear	No	No	Unclear	Unclear	Unclear
Xing, 2012 [9]	Yes	Unclear	No	No	Unclear	Unclear	Unclear
Hu et al., 2014 [16]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Qian, 2014 [17]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Wan et al., 2014 [18]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Xiang, 2014 [19]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Meng et al., 2015 [20]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear
Yang and Li, 2015 [21]	Unclear	Unclear	No	No	Unclear	Unclear	Unclear

Note: A: random sequence generation (selection bias); B: allocation concealment (selection bias); C: blinding of participants and personnel (performance bias); D: blinding of outcome assessment (detection bias); E: incomplete outcome data; F: selective reporting (reporting bias); G: other biases.