Meta-Analysis
Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. Jan 14, 2014; 20(2): 561-568
Published online Jan 14, 2014. doi: 10.3748/wjg.v20.i2.561
Table 2 Quality assessment of included randomized controlled trials
TrialsRandomizationAllocation concealmentBlinding of participants and personnelBlinding of assessorsIncomplete outcome dataSelective reportingOther sources of biasRisk of bias
Cai[31]UnclearUnclearHighUnclearYesNoUnclearHigh
Feng[32]UnclearUnclearHighUnclearYesNoUnclearHigh
Guo et al[33]UnclearUnclearHighUnclearYesNoUnclearHigh
Lu[34]UnclearUnclearHighUnclearYesNoUnclearHigh
Lu et al[35]UnclearUnclearHighUnclearYesNoUnclearHigh
Meng[36]UnclearUnclearHighUnclearYesNoUnclearHigh
Wen[37]UnclearUnclearHighUnclearYesNoUnclearHigh
Dai[38]UnclearUnclearHighUnclearYesNoUnclearHigh
Ji[39]UnclearUnclearHighUnclearYesNoUnclearHigh
Hou et al[40]Table of random numberUnclearHighUnclearYesNoUnclearUnclear