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An Age-Related Exponential Decline in the Risk of Multiple Islet Autoantibody Seroconversion During Childhood
Author(s) -
Ezio Bonifacio,
Andreas Weiß,
Christiane Winkler,
Markus Hippich,
Marian Rewers,
Jorma Toppari,
Åke Lernmark,
JinXiong She,
William Hagopian,
Jeffrey P. Krischer,
Kendra Vehik,
Desmond Schatz,
Beena Akolkar,
AnetteGabriele Ziegler,
Aaron Barbour,
Kimberly Bautista,
Judith Baxter,
Daniel Felipe-Morales,
Kimberly A. Driscoll,
Brigitte I. Frohnert,
Marisa Stahl,
Patricia Gesualdo,
Michelle Hoffman,
Rachel Karban,
Edwin Liu,
Jill M. Norris,
Stesha Peacock,
Hanan Shorrosh,
Andrea K. Steck,
Megan Stern,
Erica Villegas,
Kathleen Waugh,
Olli Simell,
Annika Adamsson,
Suvi Ahonen,
Iris Erlund,
Leena Hakola,
Anne Hekkala,
Henna Holappa,
Heikki Hyöty,
Anni Ikonen,
Jorma Ilonen,
Sinikka Jäminki,
Sanna Jokipuu,
Leena Eklund Karlsson,
Jukka Kero,
Miia Kähönen,
Mikael Knip,
Minna-Liisa Koivikko,
Merja Koskinen,
Mirva Koreasalo,
Kalle Kurppa,
Jarita Kytölä,
Jutta E. Laiho,
Tiina Latva-aho,
Katri Lindfors,
Maria Lönnrot,
Elina Mäntymäki,
Markus Mattila,
Maija E. Miettinen,
Katja Multasuo,
Teija Mykkänen,
Tiiiininen,
Sari Niinistö,
Mia Nyblom,
Sami Oikarinen,
Paula Ollikainen,
Zhian Othmani,
Sirpa Pohjola,
Petra Rajala,
Jenna Rautanen,
Anne Riikonen,
Eija Riski,
Miia Pekkola,
Minna Romo,
Satu Ruohonen,
Satu Simell,
Maija Sjöberg,
Aino Stenius,
Päivi Tossavainen,
Mari Vähä-Mäkilä,
Sini Vainionpää,
Eeva Varjonen,
Riitta Veijola,
Irene Viinikangas,
Suvi Μ. Virtanen,
Diane Hopkins,
Leigh Steed,
Jennifer Bryant,
Katherine Silvis,
Michael J. Haller,
Melissa Gardiner,
Richard McIndoe,
Ashok Sharma,
Stephen W. Anderson,
Laura M. Jacobsen,
John Marks,
Anette G. Ziegler,
Cigdem Gezginci,
Anja Heublein,
Eva Hohoff,
Sandra Hummel,
Annette Knopff,
Charlotte Koch,
Sibylle Koletzko,
Claudia Ramminger,
Roswith Roth,
Jennifer Schmidt,
Marlon Scholz,
Joanna Stock,
Katharina Warncke,
Lorena Wendel,
Daniel Agardh,
Carin Andrén Aronsson,
Maria Ask,
Rasmus Bennet,
Corrado Cilio,
Susanne Dahlberg,
Helene Engqvist,
Emelie Ericson-Hallström,
Annika Fors,
Lina Fransson,
Thomas Gard,
Monika Hansen,
Hanna Jisser,
Fredrik Johansen,
Berglind Jónsdóttir,
Helena Elding Larsson,
Marielle Lindström,
Markus Lundgren,
Marlena Maziarz,
Maria Månsson-Martinez,
Jessica Melin,
Zeliha Mestan,
Caroline Nilsson,
Karin Ottosson,
Kobra Rahmati,
Anita Ramelius,
Falastin Salami,
Anette Sjöberg,
Birgitta Janerot-Sjöberg,
Carina Törn,
Åsa Wimar,
Michael Killian,
Claire Cowen Crouch,
Jennifer Skidmore,
Masumeh Chavoshi,
Arlene Meyer,
Jocelyn Meyer,
Denise Mulenga,
Nole Powell,
Jared Radtke,
Matei Romancik,
Shreya Roy,
Davey Schmitt,
Sarah Zink,
Dorothy Becker,
Margaret Franciscus,
MaryEllen Dalmagro-Elias Smith,
Ashi Daftary,
Mary Beth Klein,
Chrystal Yates,
Sarah Austin-Gonzalez,
Maryouri Avendano,
Sandra Baethke,
Brant Burkhardt,
Martha Butterworth,
Joanna Clasen,
David Cuthbertson,
Christopher Eberhard,
Steven Fiske,
Jennifer Garmeson,
Veena Gowda,
Kathleen Heyman,
Belinda Hsiao,
Christina Karges,
Francisco Perez Laras,
Qian Li,
Shu Liu,
Xiang Liu,
Kristian Lynch,
Jamie Malloy,
Cristina McCarthy,
Hemang Parikh,
Cassandra Remedios,
Chris Shaffer,
Laura Smith,
Susan Smith,
Noah Sulman,
Roy Tamura,
Dena Tewey,
Michael J. Toth,
Ulla Uusitalo,
Ponni Vijayakandipan,
Jimin Yang,
Michael Abbondondolo,
Lori Ballard,
Rasheedah Brown,
Stephen Dankyi,
David Hadley,
HyeSeung Lee,
Colleen Maguire,
Wendy McLeod,
Aubrie Merrell,
Steven Meulemans,
Ryan Quigley,
Liping Yu,
Dongmei Miao,
Polly J. Bingley,
Alistair J.K. Williams,
Kyla Chandler,
Ilana Kelland,
Yassin Ben Khoud,
Huma Zahid,
Matthew Randell,
M Kellis,
Steven J. Mack,
Anna Lisa Fear,
Stephen S. Rich,
WeiMin Chen,
Suna Önengüt-Gümüşcü,
Emily Farber,
Rebecca Roche Pickin,
Jonathan M. Davis,
Jordan Davis,
Dan Gallo,
Jessica Bonnie,
Paul Campolieto,
Sandra Ke,
Niveen Mulholland,
Thomas Briese
Publication year - 2021
Publication title -
diabetes care
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 6.636
H-Index - 363
eISSN - 1935-5548
pISSN - 0149-5992
DOI - 10.2337/dc20-2122
Subject(s) - autoantibody , medicine , islet , type 1 diabetes , diabetes mellitus , autoimmunity , immunology , seroconversion , etiology , age of onset , endocrinology , immune system , disease , antibody
OBJECTIVE Islet autoimmunity develops before clinical type 1 diabetes and includes multiple and single autoantibody phenotypes. The objective was to determine age-related risks of islet autoantibodies that reflect etiology and improve screening for presymptomatic type 1 diabetes. RESEARCH DESIGN AND METHODS The Environmental Determinants of Diabetes in the Young study prospectively monitored 8,556 genetically at-risk children at 3- to 6-month intervals from birth for the development of islet autoantibodies and type 1 diabetes. The age-related change in the risk of developing islet autoantibodies was determined using landmark and regression models. RESULTS The 5-year risk of developing multiple islet autoantibodies was 4.3% (95% CI 3.8–4.7) at 7.5 months of age and declined to 1.1% (95% CI 0.8–1.3) at a landmark age of 6.25 years (P < 0.0001). Risk decline was slight or absent in single insulin and GAD autoantibody phenotypes. The influence of sex, HLA, and other susceptibility genes on risk subsided with increasing age and was abrogated by age 6 years. Highest sensitivity and positive predictive value of multiple islet autoantibody phenotypes for type 1 diabetes was achieved by autoantibody screening at 2 years and again at 5–7 years of age. CONCLUSIONS The risk of developing islet autoimmunity declines exponentially with age, and the influence of major genetic factors on this risk is limited to the first few years of life.

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