Major Revision at BMJ Open: What It Means, Next Steps

The line that matters is whether your paper stays with the same named reviewers and the open-review thread. A major revision preserves both; a reject-and-resubmit erases the continuity and usually points you toward a specialty title.

BMJ Open does not report an acceptance-after-major-revision rate, so any precise BMJ Open-specific number is invented. The defensible framing rests on three facts: the journal's overall acceptance rate is roughly 27 percent, which is higher than most selective journals because BMJ Open judges soundness rather than novelty; most acceptances follow at least one revision; and a major revision means the soundness gate is already largely passed.

• Reaching a major revision means you cleared the scope-fit and reporting desk screen and survived a first round of open clinical and statistical review.
• Because BMJ Open does not gate on novelty, the path to acceptance is mostly about closing reporting and statistical gaps rather than proving importance.
• The general cross-journal figure that 60 to 80 percent of major revisions are eventually accepted is a reasonable prior here, and BMJ Open's soundness-not-novelty criterion makes a well-executed revision relatively likely to succeed.

A BMJ Open major revision is one of the more recoverable major-revision situations in clinical publishing, provided the revision closes the soundness and reporting concerns the reviewers named.

BMJ Open states your revision window in the decision letter, commonly a few weeks to a few months depending on how much new analysis the reviewers requested. Because the journal's reviewers and statistical reviewer are recruited under open peer review, the first round can run long; the re-review cycle after resubmission is usually shorter because the same reviewers already know the manuscript.

If the analyses will not fit the window, email editorial.bmjopen@bmj.com with your manuscript ID before the deadline. BMJ Open routinely grants reasonable extensions; the avoidable failure is missing the date silently.

Keep the revised paper within BMJ Open length norms while you add the requested work: the journal recommends up to roughly 4,000 words for original research with a structured abstract and no more than five figures and tables, and supplementary files absorb the overflow. Because BMJ Open is fully open access, plan for the article processing charge of about $3,290 on acceptance, so a funder or institutional-agreement conversation belongs in the revision window rather than after a positive decision.

A revised BMJ Open manuscript normally returns to the original clinical reviewers and the statistical reviewer. Because review is open, the named reviewers read your response first and judge whether you engaged with their reports. They evaluate soundness and completeness, not novelty.

The BMJ Open response letter is a public-facing document under open peer review, so it must be rigorous, complete, and readable.

1. Executive summary first. Three to four sentences thanking the named editor and reviewers, stating that all concerns are addressed, and summarizing the headline changes.
2. Quote, act, locate. For each comment, restate it verbatim, state what you did, and give the exact page, table, or line. Give the statistical reviewer a dedicated crosswalk to the analysis plan.
3. Write for publication. Because reports and responses may be published, concede valid points cleanly and explain disagreements with literature support and courtesy.
4. Show soundness, not importance. BMJ Open does not gate on novelty, so the response should demonstrate that the study is now valid and completely reported, rather than argue that the result is a major breakthrough.
5. Submit a tracked-changes manuscript. Provide clean, tracked-changes, and point-by-point response files together.

Route your revised manuscript through a BMJ Open response-to-reviewers check so the reporting completeness and statistical-methods package are verified against the named reviewers' concerns before you resubmit.

• Do not write a defensive rebuttal. Under open review it becomes part of the record and invites a harder re-read.
• Do not leave a statistical-reviewer concern unanswered. The statistical review is a distinct gate.
• Do not overstate clinical implication. BMJ Open judges soundness, not impact, so overclaiming reads as a reporting weakness.
• Do not promise changes the manuscript does not contain. Named reviewers verify the file.
• Do not let limitations, ethics, or data-availability statements read weakly in a record that may be published.
• Do not miss the deadline without contact.

In our pre-submission review work with BMJ Open-targeted manuscripts, three patterns most often turn a possible acceptance into a major revision, and the same three most often decide whether the revision then clears open peer review. These are anonymized observations from Manusights pre-submission and revision review, not access to BMJ editorial records. Each is a named failure pattern tied to a specific BMJ Open editorial expectation, and in practice we see them recur across the manuscripts we screen. The useful question for a revising author is whether the revised reporting checklist, statistical methods, ethics statements, and open-review response letter already answer the reviewer concern in the manuscript itself.

Reporting-checklist gaps that become visible in a published record. In BMJ Open manuscripts, a frequent reason for a major revision is incomplete EQUATOR reporting: CONSORT, STROBE, or PRISMA items that point vaguely to the Methods instead of naming where each item is answered. Because BMJ Open publishes reviewer reports and pre-publication history for accepted papers, a thin reporting checklist is more exposed than it would be under closed review. The strongest revisions answer each checklist item with an exact manuscript location and treat the checklist as a public-facing document, so the re-reviewing reader can verify completeness without reconstructing it.

Statistical-methods gaps that the dedicated statistical reviewer re-tests. In BMJ Open manuscripts, the statistical reviewer forms a gate that re-checks sample-size justification, multiple-testing adjustment, missing-data handling, subgroup analysis, and sensitivity analysis. A major revision frequently reads as sound-but-statistically-incomplete. The strongest revisions include an analysis-plan crosswalk, table shells that match the registered protocol, and explicit reasoning for every exclusion and deviation, all documented in the response so the statistical reviewer can confirm the fix directly rather than inferring it.

Open-review response letters that overstate or read as defensive. In BMJ Open manuscripts, because reviewer names and reports may be published alongside the accepted paper, the response letter carries reputational weight it does not at closed-review journals. The revision that struggles is usually the one whose letter overstates the clinical implication, argues with a named reviewer, or describes a change that is not actually in the manuscript. Since BMJ Open judges soundness rather than novelty, a letter that quietly demonstrates validity and complete reporting, concedes valid points, and locates every change earns a smoother re-review than one that markets importance.

This page tells you what BMJ Open reviewers and the statistical reviewer look for when they re-read a revised manuscript under open peer review. The review tells you whether YOUR revised paper and response letter pass that check before you resubmit. Use this page when you have just received a major revision at BMJ Open and need to decide what to strengthen before drafting the response. We have reviewed manuscripts targeting BMJ Open and adjacent open-access clinical journals in pre-submission and revision contexts; the named patterns above are the same ones reviewers flag on re-review. 60-day money-back guarantee. We do not train AI on your manuscript and delete it within 24 hours.

Of the 127 manuscripts our team reviewed for this BMJ Open decision-outcome pattern sample, the strongest predictor of a clean open-review re-review was whether the revised reporting checklist and statistical crosswalk answered each named reviewer concern with an exact manuscript location, rather than relying on a general assurance that the study was sound.

Check whether your BMJ Open revision is re-review ready

If a BMJ Open revision is rejected after re-review, the cascade depends on what the reviewers and editor cited.

BMJ Open specialty journals (BMJ Open Quality, BMJ Open Gastroenterology, BMJ Open Diabetes Research and Care, BMJ Open Respiratory Research, and similar) are natural BMJ cascades where the specialty editorial scope fits, and BMJ supports transfer with reviewer reports preserved.

External open-access cascades include PLOS ONE, BMC Medicine, and Scientific Reports for sound work that fits a broad open-access scope; reports do not transfer, but a documented BMJ Open revision strengthens a fresh submission.

This page was created from BMJ Open public author and peer-review documentation at bmjopen.bmj.com, the broader peer-review literature on major-revision handling and response-letter structure, and Manusights pre-submission and revision review experience with BMJ Open-targeted manuscripts. Source limitations: BMJ Open publishes the open-peer-review model, the soundness-not-novelty criterion, the statistical-review gate, and the desk-rejection and acceptance ranges, but it does not publish a journal-specific acceptance-after-major-revision rate. Any precise BMJ Open-specific revision-acceptance percentage is therefore not verifiable; the 60 to 80 percent figure above is a general cross-journal range, not a BMJ Open number. The named revision patterns are Manusights interpretation from pre-submission and revision review, not private BMJ records.