Evidence map›Paper›PMID 39496810›Full record

ReviewNature reviews. Endocrinology2025

Looking back at the TEDDY study: lessons and future directions.

Åke Lernmark, Daniel Agardh, Beena Akolkar, Patricia Gesualdo, William A Hagopian, Michael J Haller, Heikki Hyöty, Suzanne Bennett Johnson, Helena Elding Larsson, Edwin Liu and 14 more

Abstract readReview
In one paragraph

Review in Nature reviews. Endocrinology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed.

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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

24 authors.

Åke LernmarkDepartment of Clinical Sciences, Lund University CRC, Skåne University Hospital, Malmö, Sweden. ake.lernmark@med.lu.se.ORCID http://orcid.org/0000-0003-1735-0499
Daniel AgardhDepartment of Clinical Sciences, Lund University CRC, Skåne University Hospital, Malmö, Sweden.
Beena AkolkarNational Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD, USA.
Patricia GesualdoBarbara Davis Center for Diabetes, University of Colorado, Aurora, CO, USA.ORCID http://orcid.org/0009-0006-0689-4262
William A HagopianDepartment of Pediatrics, Indiana University School of Medicine, Indianapolis, IN, USA.
Michael J HallerDepartment of Pediatrics, University of Florida, Gainesville, FL, USA.ORCID http://orcid.org/0000-0002-2803-1824
Heikki HyötyDepartment of Virology, Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland.
Suzanne Bennett JohnsonDepartment of Behavioral Sciences and Social Medicine, Florida State University College of Medicine, Tallahassee, FL, USA.ORCID http://orcid.org/0000-0001-5721-7524
Helena Elding LarssonDepartment of Clinical Sciences, Lund University CRC, Skåne University Hospital, Malmö, Sweden.ORCID http://orcid.org/0000-0003-3306-1742
Edwin LiuDigestive Health Institute, Department of Pediatrics, School of Medicine, University of Colorado Anschutz Medical Campus, Aurora, CO, USA.
Kristian F LynchHealth Informatics Institute, Morsani College of Medicine, University of South Florida, Tampa, FL, USA.
Eoin F McKinneyDepartment of Medicine, University of Cambridge School of Clinical Medicine, Cambridge, UK.
Richard McIndoeCenter for Biotechnology and Genomic Medicine, Medical College of Georgia, Augusta University, Augusta, GA, USA.
Jessica MelinDepartment of Clinical Sciences, Lund University CRC, Skåne University Hospital, Malmö, Sweden.
Jill M NorrisDepartment of Epidemiology, Colorado School of Public Health, University of Colorado Anschutz Medical Campus, Aurora, CO, USA.
Marian RewersBarbara Davis Center for Diabetes, University of Colorado, Aurora, CO, USA.
Stephen S RichCenter for Public Health Genomics, University of Virginia, Charlottesville, VA, USA.ORCID http://orcid.org/0000-0003-3872-7793
Jorma ToppariDepartment of Paediatrics, Turku University Hospital, Turku, Finland.
Eric TriplettUniversity of Florida, Department of Microbiology and Cell Science, Gainesville, FL, USA.ORCID http://orcid.org/0000-0002-1845-4866
Kendra VehikHealth Informatics Institute, Morsani College of Medicine, University of South Florida, Tampa, FL, USA.
Suvi M VirtanenCenter for Child Health Research, Tampere University and University Hospital and Research, Tampere, Finland.
Anette-G ZieglerInstitute of Diabetes Research, Helmholtz Zentrum München, Deutsches Forschungszentrum für Gesundheit und Umwelt, Munich, Germany.
Desmond A SchatzDepartment of Pediatrics, University of Florida, Gainesville, FL, USA.ORCID http://orcid.org/0000-0003-3267-8265
Jeffrey KrischerHealth Informatics Institute, Morsani College of Medicine, University of South Florida, Tampa, FL, USA.

Funding

Limited Competition: Continued Follow-up of Subjects and Initiation of a Second Case-control Cohort in The Environmental Determinants of Diabetes in The Young Study (TEDDY)U01DK128847 · NIDDK · UNIVERSITY OF SOUTH FLORIDA · PI JEFFREY P KRISCHER · 2021 to 2026
$79.2M
Data Coordinating Center (DCC)for the Consortium for Identification of EnvironmenUC4DK095300 · NIDDK · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2011 to 2011
$56.0M
NIH Prior Approval Process ProfessionalUL1TR002535 · NCATS · UNIVERSITY OF COLORADO DENVER · PI SOKOL, RONALD J. · 2018 to 2022
$51.1M
Data Coordinating CenterU01DK063790 · NIDDK · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2002 to 2006
$50.1M
Follow-up on Subjects, Integrative Data Analysis and Measurement of Viral Antibodies in The Environmental Determinants of Diabetes in The Young Study (TEDDY)U01DK124166 · NIDDK · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2020 to 2022
$31.1M
NIDDK Follow-up on Subjects and Immunological Assessments in The Environmental Determinants of Diabetes In The Young Study (TEDDY) (UC4)UC4DK117483 · NIDDK · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2017 to 2020
$30.4M
Establish a Data Coordinating Center (DCC) for the Consortium for Identification UC4DK100238 · NIDDK · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2014 to 2014
$28.9M
The Study of Epigenetics and Infections in The Environmental Determinants of Diabetes in the Young (TEDDY)UC4DK112243 · NIDDK · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2016 to 2016
$27.0M
Data Coordinating Center (DCC) for the Consortium for Identification of Environmental Determinants of Diabetes in the Young (TEDDY) StudyUC4DK106955 · NIDDK · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2015 to 2015
$20.0M
The Environmental Determinants of Diabetes in Young (TEDDY0U01DK063863 · NIDDK · HOSPITAL DISTRICT OF SOUTHWEST FINLAND · PI TOPPARI, JORMA · 2003 to 2022
$13.5M
The Environmental Triggers of Diabetes (TEDDY) in SwedenU01DK063861 · NIDDK · UNIVERSITY OF WASHINGTON · PI LERNMARK, AKE · 2003 to 2022
$13.4M
THE TEDDY STUDY - COLORADO CLINICAL CENTERU01DK063821 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI REWERS, MARIAN J · 2003 to 2022
$12.3M
NCATS NIH HHS UL1 TR000064NCATS NIH HHS UL1 TR002535NIDDK NIH HHS HHSN267200700014CNIDDK NIH HHS U01 DK063790NIDDK NIH HHS U01 DK063821NIDDK NIH HHS U01 DK063829NIDDK NIH HHS U01 DK063836NIDDK NIH HHS U01 DK063861NIDDK NIH HHS U01 DK063863NIDDK NIH HHS U01 DK063865NIDDK NIH HHS U01 DK124166NIDDK NIH HHS U01 DK128847NIDDK NIH HHS UC4 DK063821NIDDK NIH HHS UC4 DK063829NIDDK NIH HHS UC4 DK063836NIDDK NIH HHS UC4 DK063861NIDDK NIH HHS UC4 DK063863NIDDK NIH HHS UC4 DK063865NIDDK NIH HHS UC4 DK095300NIDDK NIH HHS UC4 DK100238NIDDK NIH HHS UC4 DK106955NIDDK NIH HHS UC4 DK112243NIDDK NIH HHS UC4 DK117483
6 · The paper itself

Abstract

The goal of the TEDDY (The Environmental Determinants of Diabetes in the Young) study is to elucidate factors leading to the initiation of islet autoimmunity (first primary outcome) and those related to progression to type 1 diabetes mellitus (T1DM; second primary outcome). This Review outlines the key findings so far, particularly related to the first primary outcome. The background, history and organization of the study are discussed. Recruitment and follow-up (from age 4 months to 15 years) of 8,667 children showed high retention and compliance. End points of the presence of autoantibodies against insulin, GAD65, IA-2 and ZnT8 revealed the HLA-associated early appearance of insulin autoantibodies (1-3 years of age) and the later appearance of GAD65 autoantibodies. Competing autoantibodies against tissue transglutaminase (marking coeliac disease autoimmunity) also appeared early (2-4 years). Genetic and environmental factors, including enterovirus infection and gastroenteritis, support mechanistic differences underlying one phenotype of autoimmunity against insulin and another against GAD65. Infant growth and both probiotics and high protein intake affect the two phenotypes differently, as do serious life events during pregnancy. As the end of the TEDDY sampling phase is approaching, major omics approaches are in progress to further dissect the mechanisms that might explain the two possible endotypes of T1DM.

Indexed as

AutoimmunityDiabetes Mellitus, Type 1AdolescentAutoantibodiesChildChild, PreschoolFemaleHumansInfantAutoantibodies

Identifiers

PMID39496810
PMCPMC11825287

What OpenQuestion holds

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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.