Evidence map›Paper›PMID 38347096›Full record

ArticleBritish journal of cancer2024

Low-dose aspirin use and risk of ovarian cancer: a combined analysis from two nationwide studies in Denmark and Sweden.

Guoqiao Zheng, Mette Tuxen Faber, Jiangrong Wang, Louise Baandrup, Rasmus Hertzum-Larsen, Karin Sundström, Susanne K Kjær

Open access · greenAbstract read
In one paragraph

Article in British journal of cancer, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
5.4field-weighted citation impact, top 5% of its field
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

7 citing papers in PubMed, 10 citations in OpenAlex.

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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 at 3 institutions in 2 countries.

Guoqiao ZhengUnit of Virus, Lifestyle and Genes, Danish Cancer Institute, Copenhagen, Denmark. guz@cancer.dk.ORCID 0000-0003-4337-9017
Mette Tuxen FaberUnit of Virus, Lifestyle and Genes, Danish Cancer Institute, Copenhagen, Denmark.
Jiangrong WangDepartment of Clinical Science, Intervention and Technology, Karolinska Institutet, Stockholm, Sweden.
Louise BaandrupUnit of Virus, Lifestyle and Genes, Danish Cancer Institute, Copenhagen, Denmark.
Rasmus Hertzum-LarsenUnit of Virus, Lifestyle and Genes, Danish Cancer Institute, Copenhagen, Denmark.
Karin SundströmDepartment of Clinical Science, Intervention and Technology, Karolinska Institutet, Stockholm, Sweden.ORCID 0000-0002-6865-0224
Susanne K KjærUnit of Virus, Lifestyle and Genes, Danish Cancer Institute, Copenhagen, Denmark.
Danish Cancer Society · DKKarolinska Institutet · SEUniversity of Copenhagen · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundStudies on association between low-dose aspirin use and ovarian cancer risk were mostly based on self-reported medication use and few had large enough sample size to investigate the potential modification effect by ovarian cancer risk factors.

methodsIn these two nationwide nested case-control studies among the Danish and Swedish female population, 11,874 women with ovarian cancer (30-84 years old) (Denmark: 7328 diagnosed in 2000-2019, Sweden: 4546 diagnosed in 2010-2018) were randomly age- matched with 473,960 female controls (293,120 from Denmark, and 181,840 from Sweden). We used conditional logistic regression to estimate odds ratios (OR) and 95% confidence intervals (CI) and combined the estimates based the fixed-effect assumption. Effect modification by inflammation-related risk factors and by indication (cardiovascular disease, CVD) were also investigated.

resultsEver use of low-dose aspirin was not strongly associated with the overall risk of ovarian cancer (OR = 0.97; 95%CI: 0.92-1.03). However, the association differed according to parity (nulliparous: OR = 0.80, 95%CI: 0.70-0.92; parous: OR = 1.00, 95%CI: 0.94-1.07; p-interaction = 0.0024), and according to history of CVD (no CVD: OR = 0.91, 95%CI: 0.82-1.00; ever CVD: OR = 1.05, 95%CI: 0.97-1.13; p-interaction =0.0204).

conclusionsLow-dose aspirin use was associated with a decreased ovarian cancer risk especially in nulliparous women and in women without CVD diagnosis.

Indexed as

Cardiovascular DiseasesOvarian NeoplasmsAdultAgedAged, 80 and overAspirinCase-Control StudiesDenmarkFemaleHumansMiddle AgedPregnancyRisk FactorsSwedenAspirin

Identifiers

PMID38347096
PMCPMC11014981
OpenAlexW4391756276

What Socratic holds

Textmetadata
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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.