Evidence map›Paper›PMID 25695548›Full record

ArticleInternational journal of gynecological cancer : official journal of the International Gynecological Cancer Society2015

Increased association between endometriosis and endometrial cancer: a nationwide population-based retrospective cohort study.

Hann-Chin Yu, Chun-Yi Lin, Wei-Chiao Chang, Biing-Jiun Shen, Wei-Pin Chang, Chi-Mu Chuang, Task Force on Carcinogenesis of Endometrial Cancer

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In one paragraph

Article in International journal of gynecological cancer : official journal of the International Gynecological Cancer Society, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed, 2 pooled it
5.9field-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

36 citing papers in PubMed, 2 syntheses or guidelines pooled it, 77 citations in OpenAlex.

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  14. Ectopic Endometrium: The Pathologist's Perspective.International journal of molecular sciences · 2021
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  18. Follicle-Stimulating Hormone Induces Lipid DropletsFrontiers in endocrinology · 2021
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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 5 institutions in 2 countries.

Hann-Chin Yu*Department of Obstetrics and Gynecology, Hsinchu Branch, Taipei Veterans General Hospital; †Department of Healthcare Management, Yuanpei University, Hsinchu; ‡Department of Clinical Pharmacy, School of Pharmacy, Taipei Medical University, Taipei, Taiwan; §Division of Psychology, Nanyang Technological University, Singapore; ∥Section of Gynecologic Oncology, Department of Obstetrics and Gynecology, Taipei Veterans General Hospital; and ¶Institute of Clinical Medicine, School of Medicine, National Yang-Ming University, Taipei, Taiwan.
Chun-Yi Lin
Wei-Chiao Chang
Biing-Jiun Shen
Wei-Pin Chang
Chi-Mu Chuang
Task Force on Carcinogenesis of Endometrial Cancer
Yuanpei University · TWNanyang Technological University · SGNational Yang Ming Chiao Tung University · TWTaipei Medical University · TWTaipei Veterans General Hospital · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveAssociation between endometriosis and ovarian cancer has been well established. Nonetheless, endometriosis may also be associated with endometrial cancer because of shared etiological mechanisms of both estrogen stimulation and chronic inflammation; however, the association between these 2 disorders has rarely been investigated.

methodsThe National Health Insurance Research Databases in Taiwan were retrieved and analyzed. The case cohort consisted of patients with a diagnosis of endometriosis between January 1997 and December 2000 (N = 15,488). For the construction of control cohort, 8 age- and sex-matched control patients for every patient in the case cohort were selected using a random sampling method (n = 123,904). All subjects were tracked for 10 years from the date of entry to identify whether they had developed endometrial cancer. The Cox proportional hazards regression model was used to evaluate 10-year event occurrence of endometrial cancer.

resultsDuring the 10-year follow-up period, 392 participants developed endometrial cancer, with 104 (0.7%) distributed in the case cohort and 288 (0.2%) in the control cohort. Multivariable Cox regression modeling demonstrates a higher risk for developing endometrial cancer in the case cohort than in the control cohort (adjusted hazard ratio [aHR], 2.83; 95% confidence interval [CI], 1.495.35; P < 0.01). Age at diagnosis of endometriosis shows a moderator effect: when 40 years or younger, the risk for developing endometrial cancer was comparable between the case cohort and the control cohort (aHR, 1.42; 95% CI, 0.55-3.70; P = 0.226), whereas when older than 40 years, the risk for developing endometrial cancer was higher in the former group than in the latter group (aHR, 7.08; 95% CI, 2.33-21.55; P = 0.007).

conclusionsPatients diagnosed with endometriosis may harbor an increased risk for developing endometrial cancer in their later life. Closer monitoring is advised for this patient population.

Indexed as

AdultAge of OnsetCase-Control StudiesEndometrial NeoplasmsEndometriosisFemaleHumansIncidenceLongitudinal StudiesMiddle AgedProportional Hazards ModelsRetrospective StudiesRisk FactorsTaiwan

Identifiers

PMID25695548
PMCPMC4340602
OpenAlexW2035392747

What OpenQuestion holds

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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.