Metapsy Risk of Bias
Our Risk of Bias (RoB) tool makes it easier to assess risk of bias in psychological intervention trials and in large meta-analytic databases. Below you find guidance and online applications to use it.
Risk of Bias Assistant
Conduct risk of bias ratings online
Database Application
Conduct ratings of an entire database
Functions
RoB tools included in metapsyTools
Handbook
Browse our guidance documents
Guidance Document
The full RoB guidance as a PDF
Documentation
Further information and helpful materials
Depression RoB Ratings
Download rated depression-psyctr data (Jan 2026)