Evidence map›Paper›PMID 26861925›Full record

ArticleDiabetes care2016

Association of Multiple Biomarkers of Iron Metabolism and Type 2 Diabetes: The EPIC-InterAct Study.

Clara Podmore, Karina Meidtner, Matthias B Schulze, Robert A Scott, Anna Ramond, Adam S Butterworth, Emanuele Di Angelantonio, John Danesh, Larraitz Arriola, Aurelio Barricarte and 36 more

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In one paragraph

Article in Diabetes care, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed, 3 pooled it
6.4field-weighted citation impact, top 3% 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

46 citing papers in PubMed, 3 syntheses or guidelines pooled it, 89 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

46 authors at 20 institutions in 9 countries.

Clara PodmoreMRC Epidemiology Unit, Institute of Metabolic Science, University of Cambridge School of Clinical Medicine, Cambridge, U.K. clara.podmore@mrc-epid.cam.ac.uk.ORCID 0000-0002-2452-8067
Karina MeidtnerDepartment of Molecular Epidemiology, German Institute of Human Nutrition Potsdam-Rehbruecke, Nuthetal, Germany.
Matthias B SchulzeDepartment of Molecular Epidemiology, German Institute of Human Nutrition Potsdam-Rehbruecke, Nuthetal, Germany.
Robert A ScottMRC Epidemiology Unit, Institute of Metabolic Science, University of Cambridge School of Clinical Medicine, Cambridge, U.K.
Anna RamondDepartment of Public Health and Primary Care, University of Cambridge, Cambridge, U.K.
Adam S ButterworthDepartment of Public Health and Primary Care, University of Cambridge, Cambridge, U.K.
Emanuele Di AngelantonioDepartment of Public Health and Primary Care, University of Cambridge, Cambridge, U.K.
John DaneshDepartment of Public Health and Primary Care, University of Cambridge, Cambridge, U.K.
Larraitz ArriolaPublic Health Division of Gipuzkoa, Basque Government, San Sebastian, Spain Instituto BIO-Donostia, Basque Government, San Sebastian, Spain Consortium for Biomedical Research in Epidemiology and Public Health (CIBER Epidemiología y Salud Pública), Madrid, Spain.
Aurelio BarricarteConsortium for Biomedical Research in Epidemiology and Public Health (CIBER Epidemiología y Salud Pública), Madrid, Spain Navarre Public Health Institute, Pamplona, Navarra, Spain.
Heiner BoeingDepartment of Epidemiology, German Institute of Human Nutrition Potsdam-Rehbruecke, Nuthetal, Germany.
Françoise Clavel-ChapelonINSERM, CESP Centre for Research in Epidemiology and Population Health, Villejuif, France University Paris-Sud, Villejuif, France.
Amanda J CrossDepartment of Epidemiology & Biostatistics, School of Public Health, Imperial College London, London, U.K.
Christina C DahmDepartment of Public Health, Section for Epidemiology, Aarhus University, Aarhus, Denmark.
Guy FagherazziINSERM, CESP Centre for Research in Epidemiology and Population Health, Villejuif, France University Paris-Sud, Villejuif, France.
Paul W FranksDepartment of Clinical Sciences, Clinical Research Center, Skåne University Hospital, Lund University, Malmö, Sweden Department of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden.
Diana GavrilaConsortium for Biomedical Research in Epidemiology and Public Health (CIBER Epidemiología y Salud Pública), Madrid, Spain Department of Epidemiology, Murcia Regional Health Council, Murcia, Spain.
Sara GrioniFondazione IRCCS Istituto Nazionale dei Tumori Milan, Milan, Italy.
Marc J GunterDepartment of Epidemiology & Biostatistics, School of Public Health, Imperial College London, London, U.K.
Gaelle GustoINSERM, CESP Centre for Research in Epidemiology and Population Health, Villejuif, France University Paris-Sud, Villejuif, France.
Paula JakszynNutrition, Environment and Cancer Unit, Department of Epidemiology, Catalan Institute of Oncology (ICO), Bellvitge Biomedical Research Institute (IDIBELL), Barcelona, Spain.
Verena KatzkeDivision of Cancer Epidemiology, German Cancer Research Centre (DKFZ), Heidelberg, Germany.
Timothy J KeyCancer Epidemiology Unit, Nuffield Department of Population Health, University of Oxford, Oxford, U.K.
Tilman KühnDivision of Cancer Epidemiology, German Cancer Research Centre (DKFZ), Heidelberg, Germany.
Amalia MattielloDipartimento di Medicina Clinica e Chirurgia, Federico II University, Naples, Italy.
Peter M NilssonDepartment of Clinical Sciences, Clinical Research Center, Skåne University Hospital, Lund University, Malmö, Sweden.
Anja OlsenDanish Cancer Society Research Center, Copenhagen, Denmark.
Kim OvervadDepartment of Public Health, Section for Epidemiology, Aarhus University, Aarhus, Denmark Department of Cardiology, Aalborg University Hospital, Aalborg, Denmark.
Domenico PalliMolecular and Nutritional Epidemiology Unit, Cancer Research and Prevention Institute (ISPO), Florence, Italy.
J Ramón QuirósConsejería de Sanidad, Public Health Directorate, Oviedo-Asturias, Spain.
Olov RolandssonDepartment of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden.
Carlotta SacerdoteUnit of Cancer Epidemiology, AO Citta' della Salute e della Scienza Hospital-University of Turin and Center for Cancer Prevention (CPO), Turin, Italy Human Genetics Foundation (HuGeF), Turin, Italy.
Emilio Sánchez-CantalejoConsortium for Biomedical Research in Epidemiology and Public Health (CIBER Epidemiología y Salud Pública), Madrid, Spain Escuela Andaluza de Salud Pública, Instituto de Investigación Biosanitaria ibs.Granada, Hospitales Universitarios de Granada/Universidad de Granada, Granada, Spain.
Nadia SlimaniInternational Agency for Research on Cancer, Dietary Exposure Assessment Group (DEX), Lyon, France.
Ivonne SluijsJulius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands.
Annemieke M W SpijkermanNational Institute for Public Health and the Environment (RIVM), Bilthoven, the Netherlands.
Anne TjonnelandDanish Cancer Society Research Center, Copenhagen, Denmark.
Rosario TuminoCancer Registry and Histopathology Unit, "Civile - M.P. Arezzo" Hospital, Ragusa, Italy Associazone Iblea per la Ricerca Epidemiologica - Onlus, Ragusa, Italy.
Daphne L van der ANational Institute for Public Health and the Environment (RIVM), Bilthoven, the Netherlands.
Yvonne T van der SchouwJulius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands.
Edith J M FeskensDivision of Human Nutrition, Section of Nutrition and Epidemiology, Wageningen University, Wageningen, the Netherlands.
Nita G ForouhiMRC Epidemiology Unit, Institute of Metabolic Science, University of Cambridge School of Clinical Medicine, Cambridge, U.K.
Stephen J SharpMRC Epidemiology Unit, Institute of Metabolic Science, University of Cambridge School of Clinical Medicine, Cambridge, U.K.
Elio RiboliDepartment of Epidemiology & Biostatistics, School of Public Health, Imperial College London, London, U.K.
Claudia LangenbergMRC Epidemiology Unit, Institute of Metabolic Science, University of Cambridge School of Clinical Medicine, Cambridge, U.K.
Nicholas J WarehamMRC Epidemiology Unit, Institute of Metabolic Science, University of Cambridge School of Clinical Medicine, Cambridge, U.K.
University of Cambridge · GBGerman Institute of Human Nutrition · DEImperial College London · GBUniversité Paris-Sud · FRAarhus University · DKCentro de Investigación Biomédica en Red de Epidemiología y Salud Pública · ESGerman Cancer Research Center · DELund University · SEUniversity Medical Center Utrecht · NLAzienda Usl 8 Arezzo · ITBasque Government · ESCentre international de recherche sur le cancer · FRDanish Cancer Society · DKFederico II University Hospital · ITFondazione IRCCS Istituto Nazionale dei Tumori · ITInstitut d'Investigació Biomédica de Bellvitge · ESItalian institute for Genomic Medicine · ITNational Institute for Public Health and the Environment · NLPiedmont Reference Center for Epidemiology and Cancer Prevention · ITUmeå University · SE

Funding

British Heart Foundation RG/08/014/24067Cancer Research UK 16491Medical Research Council G0800270Medical Research Council MC_UP_A100_1003Medical Research Council MC_UU_12015/1Medical Research Council MC_UU_12015/5Medical Research Council MR/L003120/1Wellcome Trust 097451World Health Organization 001
6 · The paper itself

Abstract

objectiveObservational studies show an association between ferritin and type 2 diabetes (T2D), suggesting a role of high iron stores in T2D development. However, ferritin is influenced by factors other than iron stores, which is less the case for other biomarkers of iron metabolism. We investigated associations of ferritin, transferrin saturation (TSAT), serum iron, and transferrin with T2D incidence to clarify the role of iron in the pathogenesis of T2D. RESEARCH DESIGN AND

methodsThe European Prospective Investigation into Cancer and Nutrition-InterAct study includes 12,403 incident T2D cases and a representative subcohort of 16,154 individuals from a European cohort with 3.99 million person-years of follow-up. We studied the prospective association of ferritin, TSAT, serum iron, and transferrin with incident T2D in 11,052 cases and a random subcohort of 15,182 individuals and assessed whether these associations differed by subgroups of the population.

resultsHigher levels of ferritin and transferrin were associated with a higher risk of T2D (hazard ratio [HR] [95% CI] in men and women, respectively: 1.07 [1.01-1.12] and 1.12 [1.05-1.19] per 100 μg/L higher ferritin level; 1.11 [1.00-1.24] and 1.22 [1.12-1.33] per 0.5 g/L higher transferrin level) after adjustment for age, center, BMI, physical activity, smoking status, education, hs-CRP, alanine aminotransferase, and γ-glutamyl transferase. Elevated TSAT (≥45% vs. <45%) was associated with a lower risk of T2D in women (0.68 [0.54-0.86]) but was not statistically significantly associated in men (0.90 [0.75-1.08]). Serum iron was not associated with T2D. The association of ferritin with T2D was stronger among leaner individuals (Pinteraction < 0.01).

conclusionsThe pattern of association of TSAT and transferrin with T2D suggests that the underlying relationship between iron stores and T2D is more complex than the simple link suggested by the association of ferritin with T2D.

Indexed as

AdultAgedAged, 80 and overAlanine TransaminaseBiomarkersCase-Control StudiesC-Reactive ProteinDiabetes Mellitus, Type 2FemaleFerritinsFollow-Up Studiesgamma-GlutamyltransferaseHumansIncidenceIronMaleAlanine TransaminaseBiomarkersC-Reactive ProteinFerritinsgamma-GlutamyltransferaseIronTransferrin

Identifiers

PMID26861925
PMCPMC5058436
OpenAlexW2302479564

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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.