2017 Volume 29 Issue 3 Pages 162-165
Currently, during treatment, it is necessary to provide EBM for patients. The results of clinical studies, which are known as high-quality evidence, can be collected from systematic reviews (SR) or randomized controlled trials (RCT). In SR, outcomes are already analyzed by meta-analysis. However, for RCT, it is critical to examine the certainty of estimated effect values. The "risk of bias" is one point that needs to be evaluated.