Evidence-Based Complementary and Alternative Medicine / 2013 / Article / Tab 2 / Review Article
Is Yangxue Qingnao Granule Combined with Antihypertensive Drugs, a New Integrative Medicine Therapy, More Effective Than Antihypertensive Therapy Alone in Treating Essential Hypertension? Table 2 Quality assessment of included randomized controlled trials.
Included trials Random sequence generation Allocation concealment Blinding of participants and personnel Blinding of outcome assessment Incomplete outcome data Selective reporting Other sources of bias Risk of bias Liu et al., 2009 [30 ] Unclear Unclear Unclear Unclear Yes No Unclear High Chen et al., 2006 [31 ] Unclear Unclear Unclear Unclear Yes No Unclear High Ji and Han, 2011 [32 ] Unclear Unclear Unclear Unclear Yes No Unclear High Yuan, 2006 [33 ] Unclear Unclear Unclear Unclear Yes No Unclear High Shi, 2011 [34 ] Unclear Unclear Unclear Unclear Yes Yes Unclear High Li and Wan, 2006 [35 ] Unclear Unclear Unclear Unclear Yes No Unclear High Liang, 2011 [36 ] Unclear Unclear Unclear Unclear Yes No Unclear High Fu and Xiao, 2011 [37 ] Table of random number Unclear Unclear Unclear Yes Yes Unclear Unclear Yang et al., 2008 [38 ] Unclear Unclear Unclear Unclear Yes No Unclear High Lin and Zhou, 2004 [39 ] Unclear Unclear Unclear Unclear Yes Yes Unclear High Ai, 2012 [40 ] Unclear Unclear Unclear Unclear Yes Yes Unclear High Qin, 2008 [41 ] Unclear Unclear Unclear Unclear Yes No Unclear High