Jamie J. Kirkham

Nov 20, 2023 | bmj.com | Matthew Page |Isabelle Boutron |Asbjørn Hróbjartsson |Jamie J. Kirkham

Assessing risk of bias due to missing evidence in all meta-analyses in a systematic review might not be possible (eg, when resources are limited). In such cases, users should select which meta-analyses to assess for risk of bias based on which outcomes are most important for decision making (step 1).