Evidence map›Paper›PMID 39683378›Full record

SynthesisNutrients2024

Examining the Association Between Overweight, Obesity, and Irritable Bowel Syndrome: A Systematic Review and Meta-Analysis.

Chun En Yau, Gwendolyn Shan Jing Lim, Asher Yu Han Ang, Yu Liang Lim, Orlanda Qi Mei Goh, Kewin Tien Ho Siah, Qin Xiang Ng

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Nutrients, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed, 1 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

6 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
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  5. Article
  6. 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.

Chun En YauNUS Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117597, Singapore.ORCID 0000-0002-5844-8962
Gwendolyn Shan Jing LimNUS Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117597, Singapore.
Asher Yu Han AngNUS Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117597, Singapore.
Yu Liang LimNUS Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117597, Singapore.
Orlanda Qi Mei GohDepartment of Internal Medicine, Singapore General Hospital, Singapore 169608, Singapore.
Kewin Tien Ho SiahNUS Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117597, Singapore.
Qin Xiang NgSingHealth Duke-NUS Global Health Institute, Singapore 169857, Singapore.ORCID 0000-0001-8561-2513

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIrritable bowel syndrome (IBS) is a common yet debilitating disorder of gut-brain interaction, characterized by gut-brain axis dysregulation, visceral hypersensitivity, and other comorbidities. Obesity has been hypothesized to be a risk factor linked to IBS, albeit evidence remains conflicting. Given the growing global prevalence of obesity and IBS, we performed a meta-analysis examining their purported association.

methodsEmbase, MEDLINE, and the Cochrane Library were searched to identify studies reporting the prevalence and odds ratios (ORs) of IBS according to BMI categories. Random effects meta-analyses were used for the primary analysis.

resultsFrom 1713 articles, 27 studies were included. Our findings showed that using study-defined categories for overweight, obese, and normal BMI, the odds of the diagnosis of IBS were not associated with overweight (OR 1.02; 95% CI 0.89 to 1.17;

conclusionsIn summary, excess body weight may not be a primary driver of IBS risk. Future research should focus on longitudinal studies that account for changes in weight and other lifestyle factors, as well as detailed mechanistic investigations.

Indexed as

Body Mass IndexIrritable Bowel SyndromeObesityOverweightAdultFemaleHumansMaleOdds RatioPrevalenceRisk Factorsirritable bowel syndromelifestylemeta-analysisobesityoverweightrisk factorsystematic review

Identifiers

PMID39683378
PMCPMC11643418

What OpenQuestion holds

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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 OpenQuestion graph.