Evidence map›Paper›PMID 39417685›Full record

ArticleInternational journal of cancer2025

Associations of plasma omega-6 and omega-3 fatty acids with overall and 19 site-specific cancers: A population-based cohort study in UK Biobank.

Yuchen Zhang, Yitang Sun, Suhang Song, Nikhil K Khankari, J Thomas Brenna, Ye Shen, Kaixiong Ye

Abstract read
In one paragraph

Article in International journal of cancer, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 2 pooled it
–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

14 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors.

Yuchen ZhangDepartment of Epidemiology and Biostatistics, College of Public Health, University of Georgia, Athens, Georgia, USA.
Yitang SunDepartment of Genetics, Franklin College of Arts and Sciences, University of Georgia, Athens, Georgia, USA.
Suhang SongDepartment of Health Policy and Management, College of Public Health, University of Georgia, Athens, Georgia, USA.
Nikhil K KhankariDivision of Genetic Medicine, Vanderbilt University Medical Center, Nashville, Tennessee, USA.
J Thomas BrennaDivision of Nutritional Sciences, Cornell University, Ithaca, New York, USA.
Ye ShenDepartment of Epidemiology and Biostatistics, College of Public Health, University of Georgia, Athens, Georgia, USA.
Kaixiong YeDepartment of Genetics, Franklin College of Arts and Sciences, University of Georgia, Athens, Georgia, USA.ORCID 0000-0003-4658-7292

Funding

Gene-Environment Interactions in Human Evolution and Complex TraitsR35GM143060 · NIGMS · UNIVERSITY OF GEORGIA · PI YE, KAIXIONG · 2021 to 2025
$1.9M
NIGMS NIH HHS R35 GM143060NIGMS NIH HHS R35GM143060
6 · The paper itself

Abstract

Previous epidemiological studies on the associations between polyunsaturated fatty acids (PUFAs) and cancer incidence have been inconsistent. We investigated the associations of plasma omega-3 and omega-6 PUFAs with the incidence of overall and 19 site-specific cancers in a large prospective cohort. 253,138 eligible UK Biobank participants were included in our study. With a mean follow-up of 12.9 years, 29,838 participants were diagnosed with cancer. The plasma levels of omega-3 and omega-6 PUFAs were expressed as percentages of total fatty acids (omega-3% and omega-6%). In our main models, both omega-6% and omega-3% were inversely associated with overall cancer incidence (HR per SD = 0.98, 95% CI = 0.96-0.99; HR per SD = 0.99, 95% CI = 0.97-1.00; respectively). Of the 19 site-specific cancers available, 14 were associated with omega-6% and five with omega-3%, all indicating inverse associations, with the exception that prostate cancer was positively associated with omega-3% (HR per SD = 1.03, 95% CI = 1.01-1.05). Our population-based cohort study in UK Biobank indicates small inverse associations of plasma omega-6 and omega-3 PUFAs with the incidence of overall and most site-specific cancers, although there are notable exceptions, such as prostate cancer.

Indexed as

Fatty Acids, Omega-3Fatty Acids, Omega-6NeoplasmsAdultAgedBiological Specimen BanksCohort StudiesFemaleFollow-Up StudiesHumansIncidenceMaleMiddle AgedProspective StudiesUK BiobankUnited KingdomFatty Acids, Omega-3Fatty Acids, Omega-6cancer incidenceomega‐3 fatty acidsomega‐6 fatty acidspolyunsaturated fatty acidsprospective cohort study

Identifiers

PMID39417685
PMCPMC11736987

What Socratic holds

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Read underepoch 390

Registered trials

None linked

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 Socratic graph.