Evidence map›Paper›PMID 29214407›Full record

ArticleClinical and experimental nephrology2018

Clinical features and pathogenesis of membranoproliferative glomerulonephritis: a nationwide analysis of the Japan renal biopsy registry from 2007 to 2015.

Naoki Nakagawa, Naoyuki Hasebe, Motoshi Hattori, Michio Nagata, Hitoshi Yokoyama, Hiroshi Sato, Hitoshi Sugiyama, Akira Shimizu, Yoshitaka Isaka, Shoichi Maruyama and 1 more

Open access · hybridAbstract read
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In one paragraph

Article in Clinical and experimental nephrology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
1.5field-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

22 citing papers in PubMed, 1 synthesis or guideline pooled it, 24 citations in OpenAlex.

  1. Pooled it
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  6. Apical periodontitis and its effects on renal tissue in rats.Revista peruana de medicina experimental y salud publica · 2025
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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

11 authors at 10 institutions in 1 country.

Naoki NakagawaDivision of Cardiology and Nephrology, Department of Internal Medicine, Asahikawa Medical University, Asahikawa, Japan. naka-nao@asahikawa-med.ac.jp.ORCID http://orcid.org/0000-0002-5398-3667
Naoyuki HasebeDivision of Cardiology and Nephrology, Department of Internal Medicine, Asahikawa Medical University, Asahikawa, Japan.
Motoshi HattoriDepartment of Pediatric Nephrology, Tokyo Women's Medical University, Shinjuku-ku, Tokyo, Japan.
Michio NagataDepartment of Kidney and Vascular Pathology, Faculty of Medicine, University of Tsukuba, Tsukuba, Japan.
Hitoshi YokoyamaDivision of Nephrology, Kanazawa Medical University School of Medicine, Uchinada, Japan.
Hiroshi SatoClinical Pharmacology and Therapeutics, Tohoku University, Graduate School of Pharmaceutical Sciences, Sendai, Japan.
Hitoshi SugiyamaDepartment of Medicine and Clinical Science, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, Okayama, Japan.
Akira ShimizuDepartment of Analytic Human Pathology, Nippon Medical School, Bunkyo-ku, Tokyo, 113-8602, Japan.
Yoshitaka IsakaDepartment of Nephrology, Osaka University Graduate School of Medicine, Suita, Osaka, Japan.
Shoichi MaruyamaDepartment of Nephrology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Ichiei NaritaDivision of Clinical Nephrology and Rheumatology, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan.
Asahikawa Medical University · JPKanazawa Medical University · JPNagoya University · JPNiigata University · JPNippon Medical School · JPOkayama University · JPThe University of Osaka · JPTohoku University · JPTokyo Women's Medical University · JPUniversity of Tsukuba · JP

Funding

Ministry of Health, Labour and Welfare H29-nanchi-ippan-017
6 · The paper itself

Abstract

backgroundThe incidence and age distribution of membranoproliferative glomerulonephritis (MPGN) vary throughout the world by race and ethnicity. We sought to evaluate the clinical features, pathogenesis, and age distribution of MPGN among a large nationwide data from the Japan Renal Biopsy Registry (J-RBR).

methodsA cross-sectional survey of 593 patients with MPGN (types I and III) registered in the J-RBR between 2007 and 2015 was conducted. Clinical parameters, and laboratory findings at diagnosis were compared between children (< 20 years), adults (20-64 years), and elderly patients (≥ 65 years).

resultsThe median age of the patients was 59.0 years and mean proteinuria was 3.7 g/day. The rate of nephrotic syndrome was significantly higher in adults (40.4%) and elderly patients (54.0%) than in children (14.9%), whereas the rate of chronic glomerulonephritis was significantly higher in children (66.2%) than in adults (34.4%) and elderly patients (31.2%). According to the CGA risk classification, high-risk (red zone) cases accounted for 3.4% of children, 52.5% of adults and 84.1% of elderly patients with MPGN. As for pathogenesis, primary MPGN was most frequent (56.0%). Lupus nephritis was the most common disease among adult patients with secondary MPGN, whereas infectious disease was more common in elderly patients. Multiple regression analysis revealed that high systolic blood pressure and high proteinuria were independent factors associated with decreased estimated glomerular filtration rate (eGFR) in adults and elderly patients with MPGN.

conclusionsIn Japan, adults and elderly patients with MPGN had a lower eGFR and severer proteinuria than children.

Indexed as

Glomerulonephritis, MembranoproliferativeRegistriesAdultAgedBiopsyChildCross-Sectional StudiesFemaleHumansJapanMaleMiddle AgedAge distributionMembranoproliferative glomerulonephritisRegistryRenal pathology

Identifiers

PMID29214407
OpenAlexW2775144711

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.