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What help is permitted on a medical thesis: editing, statistics support and the line examiners draw

What three published university and professional rules allow a third-party editor to do, how statistics and formatting support fit, and how to record assistance in the thesis.

Editverse Medical editorial deskPublished Guideline versions checked November 2026

Key points

  • Universities that publish rules on third-party editing permit it within stated limits. The limits are set by your own university's regulation, so read it and ask your supervisor first.
  • Published rules agree on the core: an editor may work on language, consistency and presentation, and the candidate remains responsible for content, argument, data and structure.
  • Edits are returned as tracked suggestions. The candidate reviews each one and decides what to accept.
  • Statistics support is recorded in the methods and acknowledgements. The candidate must be able to explain every analysis in the viva.
  • Record assistance in the form your university asks for: who helped, with what, and on which parts.

Three kinds of help

Candidates usually mean one of three things by "help": editing of the written text, support with statistics, and formatting to the university template. Each is a normal part of producing a thesis, and each has a boundary that keeps the thesis the candidate's own work. The boundary is not the same at every university. Some publish a detailed statement on third-party editing, some cover it inside a general academic integrity regulation, and some leave it to the supervisor.

The practical order is: find your university's rule, discuss the planned help with your supervisor, give the rule to whoever helps you, and record what was done. The rest of this guide shows what published rules look like and how to apply them.

What three published rules allow

These three documents are public and specific. They are examples of how the line is drawn, not a substitute for your own university's text.

Third-party editing: three published rules compared
University of Oxford: use of third party proof-readers1LSE: statement on editorial help for students' written work2IPEd guidelines for editing theses, Australia3
StatusUniversity policy. Applies by default to assessed written work of 10,000 words or more.Approved by the Academic Board, July 2012.Current edition July 2025. It updates the 2019 Guidelines for editing research theses and refers to the IPEd standards for editing practice, third edition (2024).
An editor mayFlag errors of spelling, punctuation, grammar and syntax; unclear or ambiguous phrasing; formatting and layout problems; minor inconsistencies in referencing; mislabelled figures; repeated or missing words.Advise on spelling and punctuation; grammar and syntax; shortening long sentences and paragraphs; changing passive to active usage; formatting and ordering of footnotes and endnotes; position and wording of tables and illustrations; page numbers, headers and footers.Copyedit and proofread: clarity, grammar, spelling, punctuation, style, terminology, consistency of illustrations, completeness, layout, and whether references conform to the required style.
An editor may notAdd content; check or correct facts, data, calculations or equations; rewrite where meaning is unclear; alter argument or logic; rearrange paragraphs to improve the argument; substantially change the referencing system; cut content to meet a word limit; translate into English.Change the text to clarify or develop ideas and arguments; reduce length to meet a word limit; help with referencing; correct information; change the ideas put forward; translate into English.Change content, substance or structure. On those matters the editor may point out problems and offer comments or examples for the student to act on.
How edits are madeMarked as suggestions. The student decides whether to accept each and keeps authorial responsibility.Through tracked changes, handwritten notes or similar. The student makes all changes to the master copy personally.The thesis is supplied in electronic form, such as a Word document, so the editor can track changes and the student can review each one.
Permission and recordThe student gives the proof-reader a copy of the policy.The student gives the editor a copy of the statement and acknowledges the form of help in the submitted work.The student obtains the principal supervisor's written approval to use a professional editor and gives it to the editor. The student asks the editor's permission before naming the editor in the acknowledgements.

Reading across the three

The common ground is wide. All three permit work on language and presentation. All three reserve content, argument and structure to the candidate. All three expect changes to be visible so that the candidate, not the editor, makes the final decision on each one.

The differences are in the detail, and they show why your own rule matters. Referencing is one example. The Oxford policy lets a proof-reader flag minor inconsistencies in references. The LSE statement allows advice on the formatting and order of footnotes but excludes help with referencing. The IPEd guidelines include checking that references conform to the required style. A fourth university may draw the line somewhere else again. Recording requirements differ too: one asks for an acknowledgement in the work, one for the supervisor's written approval in advance.

Statistics support

Statistical advice is a routine part of clinical research, and the published editing rules above do not deal with it, because it is a different kind of contribution. The general practice in medical faculties is that a candidate may consult a statistician, that the consultation is declared, and that the candidate must understand what was done well enough to explain and defend it. Check whether your university or department states this in writing. Where it does not, agree the scope with your supervisor before the work starts.

Statistics support by stage, and what stays with the candidate
StageWhat a statistician contributesWhat the candidate does
DesignAdvice on design, outcome definitions and the sample size calculation with its assumptions.Chooses the question with the supervisor, supplies the clinical inputs and source studies, and can explain the calculation.
DataAdvice on the coding sheet and checks for range, duplicates and missing values.Collects and enters the data, resolves queries against source records, and keeps the master chart.
AnalysisRuns the analyses set out in the approved synopsis and returns output with the syntax or code.Confirms the analyses match the objectives, re-runs or reads the code, and can say why each test or model was used.
Tables and figuresProduces tables and figures from the output.Checks every number against the output and the master chart.
InterpretationExplains what each estimate, interval and P value does and does not show.Writes the discussion: what the results mean clinically, their limitations and their implications.

The record follows from the table. The methods chapter names the software and version and states who performed the analysis. The acknowledgements name the statistical support. If the statistician's contribution reaches the level of authorship on a later journal article, the four ICMJE criteria decide that question at the time of publication.6

Formatting help

Formatting to the university template is the least contested form of help: margins, fonts, heading levels, pagination, the table of contents, lists of tables and figures, caption style, figure placement and the reference style the university names. The Oxford and LSE texts both list layout matters such as page numbers, headers and footers among the things a third party may attend to. Formatting does not include changing what a table or figure shows. Relabelling figures and correcting data are on the "may not" side of the Oxford policy.

How to record assistance

A thesis is normally submitted with a signed declaration. Under the UGC regulations in India, for example, every student submitting a thesis or dissertation gives an undertaking that the document has been prepared by him or her and is original work, and a doctoral scholar's thesis goes forward with the scholar's undertaking and the supervisor's certificate of originality.4,5 Declared, bounded assistance is compatible with that undertaking. The record is what shows the bounds.

  1. Before: obtain the university rule, agree the scope with your supervisor, and keep the agreement in writing where your rule or supervisor asks for it.
  2. At handover: give the editor or statistician the rule and the scope. Ask for tracked changes and for analysis code.
  3. During: review every suggested change yourself. Keep the tracked file and the clean file.
  4. In the thesis: add the acknowledgement and, for statistics, the statement in the methods.
  5. After: keep the files until the degree is awarded, in case an examiner asks what was changed.
Editing
"This thesis was copyedited for language, spelling, grammar and consistency of presentation by a professional editing service, in accordance with [University]'s [name of policy]. No changes were made to its content or argument."
Statistics
"Statistical analysis was carried out with the support of a statistician, using [software, version], according to the analysis plan in the approved synopsis. The candidate is responsible for the interpretation of all results."
Formatting
"The thesis was formatted to the [University] template by a formatting service."
Software tools
State any writing or analysis tool as your university requires. For journal manuscripts, the ICMJE Recommendations, updated January 2026, ask authors to report the use of AI for writing assistance in the acknowledgements, and COPE's position is that authors disclose which tool was used and how, and remain responsible for the content.6,7

Whether the editor is named is a matter for your university. The LSE statement gives an acknowledgement that names the provider. The IPEd guidelines say editors may choose not to be named unless the university requires it. Use the form your rule specifies.

A simple log kept alongside the thesis answers any later question in one page.

Assistance log: a shell to keep with your thesis files
DateType of helpProviderChapters or filesScope agreedForm of outputSupervisor informed
yyyy-mm-ddCopyeditingService nameChapters 1 to 6Language and consistency under university policyTracked and clean Word filesEmail, date
yyyy-mm-ddStatisticsStatistician or serviceDataset version, results chapterAnalyses in approved synopsisOutput, tables, codeEmail, date

How Editverse Medical scopes thesis work

Editverse Medical thesis services follow the candidate's university rules and the reference style the university names. The candidate sends the rule with the thesis, and the scope is set to it.

  • MD, MS and master's thesis editing: a subject-matter editor returns tracked and clean files, formatting to the university template and a reference check. Higher tiers add developmental comments and an editor's report. Comments identify issues for the candidate to act on. Inputs are the thesis file, the university guidelines and the supervisor's comments.
  • Thesis statistics and results chapter: a statistician analyses the dataset in SPSS, R or Stata from the candidate's codebook, objectives and approved synopsis, and returns the output, tables, figures, a results narrative and the syntax or code, so the candidate can reproduce and explain each result.

The candidate keeps authorship and accountability for the thesis, and records the assistance as the university requires. Other thesis services are listed under medical dissertations.

Frequently asked questions

Is thesis editing allowed?

Where a university has published a rule, the answer is generally yes, within the limits it states. Published examples such as the Oxford policy, the LSE statement and the Australian IPEd guidelines permit work on language and presentation and reserve content and argument to the candidate. Your own university's regulation is the one that applies.

Do I need my supervisor's permission?

Some rules require it in writing, as the IPEd guidelines do. Even where it is not required, telling your supervisor in advance is good practice, because the supervisor certifies the thesis.

Can a statistician run my analysis?

Consulting a statistician is common practice in clinical research. Check your university's position, declare the support in the methods and acknowledgements, and make sure you can explain each analysis and its result.

What if my university has no written rule on editing?

Ask your supervisor or the graduate office and keep the reply. In the absence of a local rule, the shared core of the published policies is a sound working standard: language and presentation only, visible changes, and an acknowledgement in the thesis.

References

  1. University of Oxford. Use of third party proof-readers. Academic Support policy page. Read 10 November 2026. academic.admin.ox.ac.uk
  2. London School of Economics and Political Science. Statement on editorial help for students' written work. Approved by the Academic Board, July 2012. info.lse.ac.uk
  3. Institute of Professional Editors. IPEd guidelines for editing theses. July 2025. iped-editors.org
  4. University Grants Commission. UGC (Promotion of Academic Integrity and Prevention of Plagiarism in Higher Educational Institutions) Regulations, 2018. Gazette of India, Part III, Section 4; 23 July 2018. Official PDF
  5. University Grants Commission. UGC (Minimum Standards and Procedure for Award of Ph.D. Degree) Regulations, 2022. Gazette of India, Part III, Section 4; 7 November 2022. Official PDF
  6. International Committee of Medical Journal Editors. Defining the role of authors and contributors. In: Recommendations for the Conduct, Reporting, Editing, and Publication of Scholarly Work in Medical Journals. Updated January 2026. icmje.org
  7. COPE Council. COPE position: authorship and AI tools. Committee on Publication Ethics. publicationethics.org

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