Evidence map›Paper›PMID 40458936›Full record

ArticleThe British journal of surgery2025

Global funding for surgical research between 2016 and 2020: content analysis of public and philanthropic investments.

Stuart A McIntosh, George Hudson, Michael Jiang, Ben Palmer, Shelley Potter, Michael G Head, Ramsey I Cutress

Abstract read
In one paragraph

Article in The British journal of surgery, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Review
  2. Review
  3. The future of surgical research.The British journal of surgery · 2025
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Stuart A McIntoshPatrick G Johnston Centre for Cancer Research, School of Medicine, Dentistry, and Biomedical Sciences, Queen's University Belfast, Belfast, UK.ORCID 0000-0002-4123-9611
George HudsonBristol Medical School, University of Bristol, Bristol, UK.ORCID 0000-0003-2506-6965
Michael JiangBristol Medical School, University of Bristol, Bristol, UK.ORCID 0000-0002-9650-3766
Ben PalmerPatrick G Johnston Centre for Cancer Research, School of Medicine, Dentistry, and Biomedical Sciences, Queen's University Belfast, Belfast, UK.
Shelley PotterBristol Medical School, University of Bristol, Bristol, UK.ORCID 0000-0002-6977-312X
Michael G HeadClinical Informatics Research Unit, Faculty of Medicine, University of Southampton, Southampton, UK.ORCID 0000-0003-1189-0531
Ramsey I CutressSouthampton Breast Surgical Unit, University Hospital Southampton, Southampton, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSurgery is an intrinsic component of healthcare, estimated to be involved in the treatment of 28-32% of the global burden of disease. Research is crucial to improving the quality of surgical care and thus patient outcomes. The aim of this study was to analyse global patterns of public and philanthropic investment in surgical research.

methodsPublicly available databases of human surgical research funding awards between 2016 and 2020 were searched. Awards were categorized by surgical specialty, cross-cutting research theme, and phase of research.

resultsA total of 8042 awards were identified, with a total investment of $3.48 billion between 2016 and 2020 (approximately $0.7 billion annually), contrasting with $24.5 billion for cancer research in the same interval. Preclinical research received most of the funding ($2.46 billion (70.7%)), clinical trials received $0.72 billion (20.6%), and public health research received $0.30 billion (8.6%). By cross-cutting research theme, the largest investment was into intraoperative research ($1.4 billion (40.94%)), followed by postoperative research ($0.76 billion (21.9%)), preoperative/neoadjuvant studies ($0.43 billion (12.3%)), and interventional radiology ($0.04 billion (1.2%)). Global surgery was the least well-funded area of research ($0.03 billion (0.8%)).

conclusionSurgical research remains underfunded in comparison with other specialties, with most investment directed towards preclinical research, not directly involving patients. Only a small proportion was invested in clinical trials, public health, and global surgery. These findings limit the impact of surgical research on improving population health and contrast starkly with the ubiquity of surgical treatments in the management of the global burden of disease. Urgent prioritization of surgical research and evaluation of priorities in research investment are required, to reflect surgery's pivotal role in global healthcare.

Indexed as

Biomedical ResearchFund RaisingGeneral SurgeryInvestmentsResearch Support as TopicGlobal HealthHumans

Identifiers

PMID40458936
PMCPMC12130791

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.