Evidence map›Paper›PMID 41697512›Full record

ArticleDigestive diseases and sciences2026

A Previous History of Endometriosis Elevates Irritable Bowel Syndrome Risk in Middle-Aged and Older Women: A UK Biobank Cohort Study of 225,703 Participants.

Fangchen Ye, Laifu Li, Fangyi Ruan, Lianli Wang, Yan Ran, Lin Mei, Yating Sun, Xinping Zhang, Fei Dai

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Article in Digestive diseases and sciences, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
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1citing papers in PubMed
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1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

9 authors.

Fangchen YeDepartment of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, NO. 157 Xiwu Rd, Xi'an, 710004, China.
Laifu LiDepartment of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, NO. 157 Xiwu Rd, Xi'an, 710004, China.
Fangyi RuanThe Obstetrics & Gynecology Hospital of Fudan University, NO. 419 Fangxie Rd, Shanghai, 200000, China.
Lianli WangDepartment of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, NO. 157 Xiwu Rd, Xi'an, 710004, China.
Yan RanDepartment of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, NO. 157 Xiwu Rd, Xi'an, 710004, China.
Lin MeiDepartment of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, NO. 157 Xiwu Rd, Xi'an, 710004, China.
Yating SunDepartment of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, NO. 157 Xiwu Rd, Xi'an, 710004, China.
Xinping ZhangDepartment of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, NO. 157 Xiwu Rd, Xi'an, 710004, China.
Fei DaiDepartment of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, NO. 157 Xiwu Rd, Xi'an, 710004, China. daifei68@xjtu.edu.cn.

Funding

Key Research and Development Projects of Shaanxi Province S2023-YF-YBSF-1670National Natural Science Foundation of China 81770540
6 · The paper itself

Abstract

objectiveEndometriosis (EMT) and irritable bowel syndrome (IBS) disproportionately affect middle-aged and older women, where overlapping symptoms (e.g., chronic pelvic pain, bloating) and shared inflammatory mechanisms may drive comorbidity. However, large-scale evidence linking EMT to IBS incidence in this population remains scarce. Leveraging the UK Biobank cohort (N = 225,703), we investigate their longitudinal association to address this critical gap in women's health research.

methodWe sourced data on pre-existing endometriosis (EMT) status and incident IBS diagnoses from the UK Biobank. We employed multivariate Cox regression to analyze the link between baseline EMT and subsequent IBS, as well as the association with different IBS subtypes and severities. Subgroup and sensitivity analyses were also performed.

resultThe study population comprised 225,703 individuals, with 6379 cases (2.83%) exhibiting EMT at initial assessment and 6282 cases (2.78%) developing IBS during a median observation period of 13.8 years (IQR 13-14.5). EMT patients showed significantly elevated cumulative incidence of hypertension compared to population controls (4.61%, p < 0.001). Adjusted Cox models identified EMT as an independent predictor of IBS development (hazard ratio 1.58, 95% CI 1.38-1.82; p < 0.001). Subtype analysis revealed specific risk elevation for constipation-predominant (IBS-C) and mixed-pattern (IBS-M) variants (both p < 0.001), though no significant associations emerged for diarrhea-predominant subtypes(IBS-D). These findings persisted across sensitivity analyses and subgroup evaluations, confirming EMT's robust association with incident IBS.

conclusionClinical data analysis revealed elevated IBS susceptibility among EMT-affected individuals relative to reference populations, with notable predisposition toward IBS-C. These findings suggest clinical relevance of EMT-IBS correlations, requiring integration of EMT status into diagnostic evaluations for gastrointestinal symptom management.

Indexed as

EndometriosisIrritable Bowel SyndromeAdultAgedBiological Specimen BanksCohort StudiesFemaleHumansIncidenceMiddle AgedRisk FactorsUK BiobankUnited KingdomEndometriosisEpidemiologyIrritable bowel syndromeUK biobank

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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 Socratic graph.