Review Article

Shen Song Yang Xin Capsule Combined with Antiarrhythmic Drugs, a New Integrative Medicine Therapy, for the Treatment of Frequent Premature Ventricular Contractions (FPVC): A Meta-Analysis of Randomized Controlled Trials

Table 2

Quality assessment of included randomized controlled trials.

Included trialsRandom sequence generationAllocation concealmentBlinding of participants and personnelBlinding of outcome assessmentIncomplete outcome dataSelective reportingOther sources of bias

Huang 2009
[13]
UnclearUnclearUnclearUnclearNoNoUnclear
Guo
2008
[14]
UnclearUnclearUnclearUnclearNoNoUnclear
Zhu et al. 2012
[15]
UnclearUnclearUnclearUnclearNoNoUnclear
Ping et al. 2012
[16]
Table of random
number
UnclearUnclearUnclearNoNoUnclear
Su and Wang
2007
[17]
UnclearUnclearUnclearUnclearNoNoUnclear
Yu et al.
2009
[18]
UnclearUnclearUnclearUnclearNoNoUnclear
Zhou and Li 2011
[19]
UnclearUnclearUnclearUnclearNoNoUnclear
Geng et al. 2011
[20]
UnclearUnclearUnclearUnclearNoNoUnclear
Zhou 2013
[21]
UnclearUnclearUnclearUnclearNoNoUnclear
Wan 2012
[22]
UnclearUnclearUnclearUnclearNoNoUnclear
Fu et al.
2010
[23]
UnclearUnclearUnclearUnclearNoNoUnclear
Qiu et al. 2012
[24]
UnclearUnclearUnclearUnclearNoNoUnclear
Li and Yan
2009
[25]
UnclearUnclearUnclearUnclearNoNoUnclear
Fu et al.
2010
[26]
UnclearUnclearUnclearUnclearNoNoUnclear
Zhang et al. 2011
[27]
UnclearUnclearUnclearUnclearNoNoUnclear
Liu and Li 2011
[28]
UnclearUnclearUnclearUnclearNoNoUnclear