Evidence-Based Complementary and Alternative Medicine / 2018 / Article / Tab 2 / Review Article
A Meta-Analysis of the Clinical Efficacy of TCM Decoctions Made from Formulas in the Liuwei Dihuang Wan Categorized Formulas in Treating Diabetic Nephropathy Proteinuria Table 2 Quality assessment of included randomized controlled trials.
No. Included trials Random sequence generation Allocation concealment Blinding Incomplete outcome data Selective reporting Other sources of bias 1 Zhou (2009) [24 ] Unclear Unclear High risk Low risk Low risk Unclear 2 Zhang (2012) [25 ] Unclear Unclear High risk Low risk Low risk Unclear 3 Yu (2008) [26 ] Unclear Unclear High risk Low risk Low risk Unclear 4 Xia (2008) [27 ] Unclear Unclear High risk Low risk Low risk Unclear 5 Xiong et al. (2003) [28 ] Unclear Unclear High risk Low risk Low risk Unclear 6 Wu (2016) [29 ] Low risk, table of random numbers Low risk, unification of drug packaging High risk Low risk Low risk Unclear 7 Wen (2011) [30 ] Unclear Unclear High risk Low risk Unclear Unclear 8 Tan (2014) [31 ] Unclear Unclear High risk Low risk Low risk Unclear 9 Liu et al. (2014) [32 ] Unclear Unclear High risk Low risk Unclear Unclear 10 Li (2004) [33 ] Low risk, table of random numbers Unclear High risk Low risk Low risk Unclear 11 Lei (2011) [34 ] Unclear Unclear High risk Low risk Low risk Unclear 12 Jin (2014) [35 ] Low risk, table of random numbers Unclear High risk Low risk Low risk Unclear 13 Cui et al. (2011) [36 ] Unclear Unclear High risk Low risk Low risk Unclear 14 Zhang (2004) [37 ] Unclear Unclear High risk Low risk Low risk Unclear