pISSN 2234-7518
eISSN 2005-372X

Table. 3.

Risk of bias for randomized controlled trials based on Cochrane’s risk of bias tool

Author Year Random sequence generation Allocation concealment Blinding of participants and personnel Blinding of outcome assessment Incomplete outcome data Selective reporting Other sources of bias Overall bias
Lagravère et al.18 2010 Low risk Unclear Low risk Unclear Low risk Unclear Low risk Low risk
Celenk-Koca
et al.20
2018 Low risk Low risk Low risk Low risk Low risk Unclear Low risk Low risk
Jia et al.13 2021 Low risk Low risk Low risk Unclear Low risk Unclear Low risk Low risk
Korean J Orthod 2022;52:334~344 https://doi.org/10.4041/kjod21.324
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