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Meta-Analysis
©The Author(s) 2023.
World J Meta-Anal. Jan 12, 2023; 11(1): 38-46
Published online Jan 12, 2023. doi: 10.13105/wjma.v11.i1.38
Table 3 Quality assessment using cochrane risk of bias tool for randomized studies
Randomized controlled trials
Ref.
Random sequence generation
Allocation concealment
Blinding
Blinding outcome assessment
Incomplete outcome data
Selective reporting
Other bias
Zhang et al[19], 2013UnclearUnclearUnclearUnclearLowLowLow
Ooi et al[12], 2021LowLowHighUnclearLowLowlow


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