Evidence map›Paper›PMID 34758977›Full record

ArticleDiabetes care2022

Islet Autoantibody Type-Specific Titer Thresholds Improve Stratification of Risk of Progression to Type 1 Diabetes in Children.

Kenney Ng, Harry Stavropoulos, Vibha Anand, Riitta Veijola, Jorma Toppari, Marlena Maziarz, Markus Lundgren, Kathy Waugh, Brigitte I Frohnert, Frank Martin and 3 more

Abstract read
In one paragraph

Article in Diabetes care, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 2 pooled it
–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

14 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Impact of screening programmes for type 1 diabetes in youth: A systematic review and meta-analysis.Diabetic medicine : a journal of the British Diabetic Association · 2026
    Pooled it
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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

13 authors.

Kenney Ng1IBM Research, Cambridge MA and Yorktown Heights, NY.ORCID 0000-0003-0792-070X
Harry Stavropoulos1IBM Research, Cambridge MA and Yorktown Heights, NY.
Vibha Anand1IBM Research, Cambridge MA and Yorktown Heights, NY.
Riitta Veijola2Department of Pediatrics, PEDEGO Research Unit, University of Oulu and Oulu University Hospital, Oulu, Finland.
Jorma Toppari3Institute of Biomedicine and Centre for Population Health Research, University of Turku, Turku, Finland.
Marlena Maziarz5Department of Clinical Sciences Malmö, Lund University, Malmö, Sweden.
Markus Lundgren5Department of Clinical Sciences Malmö, Lund University, Malmö, Sweden.
Kathy Waugh7Barbara Davis Center for Diabetes, University of Colorado, Denver, CO.
Brigitte I Frohnert7Barbara Davis Center for Diabetes, University of Colorado, Denver, CO.
Frank Martin8JDRF, New York, NY.
William Hagopian9Pacific Northwest Research Institute, Seattle, WA.
Peter Achenbach10Institute of Diabetes Research, Helmholtz Zentrum München, German Research Center for Environmental Health, Munich-Neuherberg, Germany.
T1DI Study Group

Funding

University of Colorado Anschutz Medical Campus DRCP30DK116073 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI LORI SUSSEL · 2020 to 2026
$10.8M
Natural History of Pre-Diabetic Autoimmunity (DAISY)R01DK032493 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI REWERS, MARIAN J · 1986 to 2024
$9.3M
Natural History of Pre-diabetic Autoimmunity (DAISY)R37DK032493 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI REWERS, MARIAN J · 2001 to 2010
$8.0M
Multiple Autoantigens/Multiple Epitopes of Type 1DMR01DK032083 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI MICHELS, AARON W · 1986 to 2025
$6.9M
ISLET CELL MEMBRANE ANTIBODIES IN DIABTESR01DK026190 · NIDDK · UNIVERSITY OF WASHINGTON · PI HAMPE, CHRISTIANE S · 1986 to 2016
$4.9M
Nutrigenetics & -genomics of Vitamin D and Omega-3 Fatty Acids in Type 1 DiabetesR01DK104351 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI NORRIS, JILL M · 2014 to 2018
$2.9M
MULTIPLE AUTOANTIGENS OF PRETYPE I DMR37DK032083 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI EISENBARTH, GEORGE S · 1992 to 1999
–
NIDDK NIH HHS P30 DK116073NIDDK NIH HHS R01 DK026190NIDDK NIH HHS R01 DK032083NIDDK NIH HHS R01 DK032493NIDDK NIH HHS R01 DK104351NIDDK NIH HHS R37 DK032083NIDDK NIH HHS R37 DK032493
6 · The paper itself

Abstract

objectiveTo use islet autoantibody titers to improve the estimation of future type 1 diabetes risk in children. RESEARCH DESIGN AND

methodsProspective cohort studies in Finland, Germany, Sweden, and the U.S. followed 24,662 children at increased genetic or familial risk to develop islet autoimmunity and diabetes. For 1,604 children with confirmed positivity, titers of autoantibodies against insulin (IAA), GAD antibodies (GADA), and insulinoma-associated antigen 2 (IA-2A) were harmonized for diabetes risk analyses.

resultsSurvival analysis from time of confirmed positivity revealed markedly different 5-year diabetes risks associated with IAA (n = 909), GADA (n = 1,076), and IA-2A (n = 714), when stratified by quartiles of titer, ranging from 19% (GADA 1st quartile) to 60% (IA-2A 4th quartile). The minimum titer associated with a maximum difference in 5-year risk differed for each autoantibody, corresponding to the 58.6th, 52.4th, and 10.2nd percentile of children specifically positive for each of IAA, GADA, and IA-2A, respectively. Using these autoantibody type-specific titer thresholds in the 1,481 children with all autoantibodies tested, the 5-year risk conferred by single (n = 954) and multiple (n = 527) autoantibodies could be stratified from 6 to 75% (P < 0.0001). The thresholds effectively identified children with a ≥50% 5-year risk when considering age-specific autoantibody screening (57-65% positive predictive value and 56-74% sensitivity for ages 1-5 years). Multivariable analysis confirmed the significance of associations between the three autoantibody titers and diabetes risk, informing a childhood risk surveillance strategy.

conclusionsThis study defined islet autoantibody type-specific titer thresholds that significantly improved type 1 diabetes risk stratification in children.

Indexed as

Diabetes Mellitus, Type 1Islets of LangerhansAutoantibodiesChildChild, PreschoolGlutamate DecarboxylaseHumansInfantProspective StudiesAutoantibodiesGlutamate Decarboxylase

Identifiers

PMID34758977
PMCPMC8753764

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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.