Risk on bias assessment: (2) Revised Cochrane risk of bias tool for individually randomized,parallel group trials (RoB2.0)

本文针对平行设计随机对照试验(RCT)Cochrane偏倚评估工具2.0版本(RoB2.0)的主要内容进行介绍,同时对RoB2.0与前一个版本RoB1.0的区别与联系进行阐述,并举例说明RoB2.0的使用方法和注意事项.RoB2.0内容丰富,覆盖全面,为RCT的证据整合与评价提供了更多的偏倚风险信息.RoB2.0仍处于开发与进一步完善中,使用者可持续关注其后续更新与进展.This paper introduces the revised cochrane risk of bias tool for individually randomized,parallel group trials (RoB2.0),compates RoB2.0 and the previous version (RoB1.0).And illustrates the application of RoB2.0 for a published clinical trial.As a comprehensive tool,RoB2.0 provides more information on the risk of bias for evidence synthesis.RoB2.0 is still under development and it is suggested that the users should follow the updates of the developers in the furure.国家自然科学基金(71673003)National Natural Science Foundation of China91285-12913