Evidence map›Paper›PMID 35349653›Full record

SynthesisDiabetes care2022

The Incidence of Adult-Onset Type 1 Diabetes: A Systematic Review From 32 Countries and Regions.

Jessica L Harding, Pandora L Wander, Xinge Zhang, Xia Li, Suvi Karuranga, Hongzhi Chen, Hong Sun, Yuting Xie, Richard A Oram, Dianna J Magliano and 3 more

Erratum issued Registry-linked trialAbstract readSystematic Review
In one paragraph

Synthesis in Diabetes care, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. It is linked to trial NCT06006468 (Evaluating ImmuNe Changes in the Evolution of Pre Type 1 Diabetes With Adult Onset), which is not on this map. Cited by 70 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 1 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.

NCT06006468 completednot on this mapstarted 2023, after this paper: background citation

Evaluating ImmuNe Changes in the Evolution of Pre Type 1 Diabetes With Adult Onset

TypeobservationalSponsorRoyal Devon and Exeter NHS Foundation TrustRan2023 to 2023Enrolled2,250ConditionsType 1 Diabetes, Type 1 Diabetes Mellitus Maturity OnsetArmsHigh genetic risk for type 1 diabetes, High gentic risk for Coeliac disease
3 · Its place in the literature

Who cites it

70 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  4. Economic Burden of Type 1 Diabetes in France.Diabetes, obesity & metabolism · 2026
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10 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors.

Jessica L HardingDepartment of Surgery, School of Medicine, Emory University, Atlanta, GA.ORCID 0000-0002-6664-8630
Pandora L WanderVeterans Affairs Puget Sound Health Care System, Seattle, WA.
Xinge ZhangDepartment of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong Special Administrative Region, China.
Xia LiNational Clinical Research Center for Metabolic Diseases, Department of Metabolism and Endocrinology, The Second Xiangya Hospital of Central South University, Changsha, China.
Suvi KarurangaInternational Diabetes Federation, Brussels, Belgium.
Hongzhi ChenNational Clinical Research Center for Metabolic Diseases, Department of Metabolism and Endocrinology, The Second Xiangya Hospital of Central South University, Changsha, China.
Hong SunInternational Diabetes Federation, Brussels, Belgium.
Yuting XieNational Clinical Research Center for Metabolic Diseases, Department of Metabolism and Endocrinology, The Second Xiangya Hospital of Central South University, Changsha, China.
Richard A OramInstitute of Biomedical and Clinical Sciences, College of Medicine and Health, University of Exeter, Exeter, U.K.
Dianna J MaglianoBaker Heart and Diabetes Institute, Melbourne, Australia.
Zhiguang ZhouNational Clinical Research Center for Metabolic Diseases, Department of Metabolism and Endocrinology, The Second Xiangya Hospital of Central South University, Changsha, China.
Alicia J JenkinsNHMRC Clinical Trials Centre at the University of Sydney, Sydney, Australia.
Ronald C W MaDepartment of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong Special Administrative Region, China.ORCID 0000-0002-1227-803X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe epidemiology of adult-onset type 1 diabetes (T1D) incidence is not well-characterized due to the historic focus on T1D as a childhood-onset disease. PURPOSE: We assess the incidence of adult-onset (≥20 years) T1D, by country, from available data. DATA SOURCES: A systematic review of MEDLINE, Embase, and the gray literature, through 11 May 2021, was undertaken. STUDY SELECTION: We included all population-based studies reporting on adult-onset T1D incidence and published from 1990 onward in English. DATA EXTRACTION: With the search we identified 1,374 references of which 46 were included for data extraction. Estimates of annual T1D incidence were allocated into broad age categories (20-39, 40-59, ≥60, or ≥20 years) as appropriate. DATA SYNTHESIS: Overall, we observed the following patterns: 1) there is a paucity of data, particularly in low- and middle-income countries; 2) the incidence of adult-onset T1D is lowest in Asian and highest in Nordic countries; 3) adult-onset T1D is higher in men versus women; 4) it is unclear whether adult-onset T1D incidence declines with increasing age; and 5) it is unclear whether incidence of adult-onset T1D has changed over time. LIMITATIONS: Results are generalizable to high-income countries, and misclassification of diabetes type cannot be ruled out.

conclusionsFrom available data, this systematic review suggests that the incidence of T1D in adulthood is substantial and highlights the pressing need to better distinguish T1D from T2D in adults so that we may better assess and respond to the true burden of T1D in adults.

Indexed as

Diabetes Mellitus, Type 1Diabetes Mellitus, Type 2AdultAsian PeopleChildChild, PreschoolFemaleHumansIncidenceMaleScandinavian and Nordic CountriesYoung Adult

Identifiers

PMID35349653
PMCPMC9016739

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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.