Evidence map›Paper›PMID 40102932›Full record

SynthesisAnnals of clinical microbiology and antimicrobials2025

Beyond the gut: a comprehensive meta-analysis on Helicobacter pylori infection and cardiovascular complications.

Somayeh Yaslianifard, Fatemeh Sameni, Kimia Kazemi, Yousef Atefpour, Bahareh Hajikhani, Ali Baradaran Bagheri, Shahrooz Yazdani, Masoud Dadashi

Abstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Annals of clinical microbiology and antimicrobials, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–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

4 citing papers in PubMed.

  1. Review
  2. Effect ofFrontiers in medicine · 2026
    Article
  3. Systemic Impact ofJGH open : an open access journal of gastroenterology and hepatology · 2025
    Article
  4. Metabolism open · 2025
    Review
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

8 authors.

Somayeh YaslianifardDepartment of Microbiology, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran.
Fatemeh SameniDepartment of Microbiology, Faculty of Medicine, Shahed University, Tehran, Iran.
Kimia KazemiDepartment of Microbiology, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran.
Yousef AtefpourDepartment of Microbiology, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran.
Bahareh HajikhaniDepartment of Microbiology, School of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Ali Baradaran BagheriDepartment of Neurosurgery, Shahid Madani Hospital, Alborz University of Medical Sciences, Karaj, Iran.
Shahrooz YazdaniDepartment of Cardiology, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran. Shahrooz1982@yahoo.com.
Masoud DadashiDepartment of Microbiology, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran. m_d6512@yahoo.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHelicobacter pylori (H. pylori) is known to induce chronic inflammatory conditions, and interactions between the host immune system and pathogen have diverted attention toward investigating its correlation with extra-gastrointestinal disorders.

objectiveThe present study aimed to assess the rate of H. pylori infection in cardiovascular disease (CVD) through a systematic review and meta-analysis.

methodsWe conducted a large-scale meta-analysis to determine the prevalence rates of H. pylori infection in vascular diseases. Articles from PubMed/Medline, Web of Science, and Embase databases published between 2000 and 2023 were included for analysis. We used multiple independent observers to extract data, calculated the pooled frequency of H. pylori in vascular diseases using a random effect model, and reported the results as a weighted average based on the study population. The main outcome measures were presented with 95% confidence intervals (CI).

resultsIn 87 included studies, the prevalence of H. pylori infection in vascular diseases was 56.7% worldwide. 14.25% of H. pylori isolates harbored the cagA gene. The predominant vascular complication was coronary artery disease (CAD) (31.07%), primarily documented in Europe. This meta-analysis revealed a declining emphasis on studying the association of H. pylori infection with vascular disease in recent times.

conclusionAccording to this meta-analysis, H. pylori infection has a high frequency in CVD and may increase the risk of vascular diseases. However, further research is required, particularly in nations with limited data.

Indexed as

Cardiovascular DiseasesHelicobacter InfectionsHelicobacter pyloriAntigens, BacterialBacterial ProteinsHumansPrevalenceAntigens, BacterialBacterial ProteinscagACardiovascular diseaseCoronary artery diseaseHelicobacter pylori

Identifiers

PMID40102932
PMCPMC11916874

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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.