Evidence map›Paper›PMID 32816134›Full record

ArticleClinical and experimental nephrology2021

Association between circulating tumor necrosis factor receptors and oral bacterium in patients receiving hemodialysis: a cross-sectional study.

Risako Mikami, Koji Mizutani, Tomohito Gohda, Hiromichi Gotoh, Yusuke Matsuyama, Norio Aoyama, Takanori Matsuura, Daisuke Kido, Kohei Takeda, Yuichi Izumi and 2 more

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In one paragraph

Article in Clinical and experimental nephrology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.6field-weighted citation impact, top 17% 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

10 citing papers in PubMed, 16 citations in OpenAlex.

  1. Trial
  2. Article
  3. International journal of molecular sciences · 2025
    Article
  4. Article
  5. Article
  6. Article
  7. [Research Progress in the Correlation Between Oral Microbiota and Chronic Kidney Disease].Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition · 2023
    Review
  8. Article
  9. Review
  10. 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

12 authors at 4 institutions in 1 country.

Risako MikamiDepartment of Periodontology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.ORCID http://orcid.org/0000-0003-1398-0450
Koji MizutaniDepartment of Periodontology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.
Tomohito GohdaDepartment of Nephrology, Juntendo University Faculty of Medicine, Tokyo, Japan. goda@juntendo.ac.jp.
Hiromichi GotohDepartment of Internal Medicine, Saiyu Soka Hospital, Saitama, Japan.
Yusuke MatsuyamaDepartment of Global Health Promotion, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.
Norio AoyamaDivision of Periodontology, Department of Oral Interdisciplinary Medicine, Graduate School of Kanagawa Dental University, Kanagawa, Japan.
Takanori MatsuuraDepartment of Periodontology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.
Daisuke KidoDepartment of Periodontology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.
Kohei TakedaDepartment of Periodontology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.
Yuichi IzumiDepartment of Periodontology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.
Takeo FujiwaraDepartment of Global Health Promotion, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.
Takanori IwataDepartment of Periodontology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan.
Tokyo Medical and Dental University · JPJuntendo University · JPKanagawa Dental University · JPSoka Municipal Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHigh levels of tumor necrosis factor (TNF) receptors (TNFRs; TNFR1 and TNFR2), markers of inflammation, have been reported as significant predictors of mortality in hemodialysis patients. Porphyromonas gingivalis is a major pathogenic bacterium involved in periodontitis, which induces systemic inflammation. We investigated the association between the abundance of P. gingivalis in saliva and serum TNFR levels in hemodialysis patients.

methodsA cross-sectional study was conducted on 121 hemodialysis patients visiting a clinic in the Tokyo metropolitan area. Medical interviews and examinations, comprehensive dental examinations, bacterial examinations for P. gingivalis in saliva, and measurements of circulating TNFR levels were conducted. Multiple linear regression analysis was performed to evaluate the association between the number of P. gingivalis and circulating TNFR levels.

resultsTNFR1 and TNFR2 were positively correlated with high-sensitivity C-reactive protein (hsCRP). Severe periodontitis was significantly associated with the number of P. gingivalis in saliva but not serum TNFR levels. The number of P. gingivalis was significantly associated with both TNFR1 and TNFR2 levels in sera after adjusting for age, sex, body mass index, smoking status, history of diabetes, prior cardiovascular disease events, serum levels of hsCRP and albumin, and severity of periodontitis [for TNFR1: coefficient 0.76, 95% confidence interval (CI) 0.14-1.37, p = 0.02; for TNFR2: coefficient 0.95, 95% CI 0.09-1.80, p = 0.03].

conclusionCirculating TNFR levels are associated with the number of P. gingivalis in saliva after adjusting for relevant clinical factors.

Indexed as

Porphyromonas gingivalisAgedC-Reactive ProteinCross-Sectional StudiesFemaleHumansKidney Failure, ChronicMaleMiddle AgedMouthPeriodontitisReceptors, Tumor Necrosis Factor, Type IReceptors, Tumor Necrosis Factor, Type IIRenal DialysisSalivaC-Reactive ProteinReceptors, Tumor Necrosis Factor, Type IReceptors, Tumor Necrosis Factor, Type IIChronic kidney diseaseHemodialysisPeriodontitisP. gingivalisTNF receptor

Identifiers

PMID32816134
OpenAlexW3061154713

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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.