Registered Reports (RRs) are a publication format that is submitted in two stages.1 At Stage 1, the introduction and proposed methods are peer reviewed prior to commencing the study, and can be granted in-principle acceptance. At Stage 2, the full study is peer reviewed to ensure that the protocol has been adhered to, with minor deviations documented and justified. To date, over 350 offer publication through RRs.2 The format has been slower to be adopted across medical and health journals, with approximately 1% of journals indexed in MEDLINE offering RRs.3 The British Journal of General Practice (BJGP) is one such medical journal offering RR submissions, having introduced the format in 2020. However, uptake is low. Since its introduction in 2020, the BJGP has to date only published two.4,5

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