Cited by 564Long-Term Effects of COVID-19COVID-19 Clinical Research StudiesSARS-CoV-2 and COVID-19 Research

Risks and burdens of incident diabetes in long COVID: a cohort study

Open access
Xie, Yan, Al-Aly, Ziyad·2022·The Lancet Diabetes & Endocrinology

Abstract

Background There is growing evidence suggesting that beyond the acute phase of SARS-CoV-2 infection, people with COVID-19 could experience a wide range of post-acute sequelae, including diabetes. However, the risks and burdens of diabetes in the post-acute phase of the disease have not yet been comprehensively characterised. To address this knowledge gap, we aimed to examine the post-acute risk and burden of incident diabetes in people who survived the first 30 days of SARS-CoV-2 infection.Methods In this cohort study, we used the national databases of the US Department of Veterans Affairs to build a cohort of 181 280 participants who had a positive COVID-19 test between March 1, 2020, and Sept 30, 2021, and survived the first 30 days of COVID-19; a contemporary control (n=4 118 441) that enrolled participants between March 1, 2020, and Sept 30, 2021; and a historical control (n=4 286 911) that enrolled participants between March 1, 2018, and Sept 30, 2019. Both control groups had no evidence of SARS-CoV-2 infection. Participants in all three comparison groups were free of diabetes before cohort entry and were followed up for a median of 352 days (IQR 245-406). We used inverse probability weighted survival analyses, including predefined and algorithmically selected high dimensional variables, to estimate post-acute COVID-19 risks of incident diabetes, antihyperglycaemic use, and a composite of the two outcomes. We reported two measures of risk: hazard ratio (HR) and burden per 1000 people at 12 months.Findings In the post-acute phase of the disease, compared with the contemporary control group, people with COVID-19 exhibited an increased risk (HR 1·40, 95% CI 1·36-1·44) and excess burden (13·46, 95% CI 12·11-14·84, per 1000 people at 12 months) of incident diabetes; and an increased risk (1·85, 1·78-1·92) and excess burden (12·35, 11·36-13·38) of incident antihyperglycaemic use. Additionally, analyses to estimate the risk of a composite endpoint of incident diabetes or antihyperglycaemic use yielded a HR of 1·46 (95% CI 1·43-1·50) and an excess burden of 18·03 (95% CI 16·59-19·51) per 1000 people at 12 months. Risks and burdens of post-acute outcomes increased in a graded fashion according to the severity of the acute phase of COVID-19 (whether patients were non-hospitalised, hospitalised, or admitted to intensive care). All the results were consistent in analyses using the historical control as the reference category.Interpretation In the post-acute phase, we report increased risks and 12-month burdens of incident diabetes and antihyperglycaemic use in people with COVID-19 compared with a contemporary control group of people who were enrolled during the same period and had not contracted SARS-CoV-2, and a historical control group from a pre-pandemic era. Post-acute COVID-19 care should involve identification and management of diabetes.Funding US Department of Veterans Affairs and the American Society of Nephrology.

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  • Research has shown a 60% increase in risk for new-onset diabetes in people suffering from COVID-19 compared with people who were never infected.

    “Research has shown a 60% increase in risk for new-onset diabetes in people suffering from COVID-19 compared with people who were never infected”

    From Is Pollution the Primary Driver of Infectious Syndemics? (2024) · cites this paper as [68]

    The Results report an increased risk of incident diabetes among 30-day COVID-19 survivors compared with contemporary controls, but the adjusted hazard ratio is 1.40 (95% CI 1.36–1.44), indicating a 40% rather than a 60% increase. The finding also concerns diabetes after the first 30 days of infection, not risk during acute COVID-19. (LLM, conf=0.88)

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  • Cardiovascular/cerebrovascular conditions and diabetes are potential sequelae of SARS-CoV-2 infection.

    “and potential sequelae of SARS-CoV-2 infection39,40.”

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Research works printed but not linked: 3

  1. [40]McKeigue PM Relation of incident type 1 diabetes to recent COVID-19 infection: cohort study using e-health record linkage in Scotland medRxiv 2022 published online Feb 11. 10.1101/2022.02.11.22270785 (preprint). 35880797 · DOI
  2. [41]Sathish T Kapoor N Cao Y Tapp RJ Zimmet P Proportion of newly diagnosed diabetes in COVID-19 patients: a systematic review and meta-analysis Diabetes Obes Metab 23 2021 870 874 33245182 PMC7753574
  3. [42]Ayoubkhani D Khunti K Nafilyan V Post-COVID syndrome in individuals admitted to hospital with COVID-19: retrospective cohort study BMJ 372 2021 n693 33789877 PMC8010267

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Authors
Xie, Y., & Al-Aly, Z.
Affiliations
  • VA St. Louis Health Care System (US)
  • Washington University in St. Louis (US)
Corresponding author
Al-Aly, Ziyad
Venue
The Lancet Diabetes & Endocrinology
Publisher
Elsevier BV
Published
2022-05
Volume
10
Issue
5
Pages
311-321
ISSN
2213-8587 (ISSN-L)
OpenAlex
W4220740062
Cited by
564
References
46
Citations by year
2026: 53 · 2025: 76 · 2024: 151 · 2023: 179 · 2022: 105
FWCI
67.76
Type
journal article
Language
en
Open access
Locations
  • The Lancet Diabetes & Endocrinology (publishedVersion)
  • PubMed Central (publishedVersion)
  • PubMed (publishedVersion)
Funders
  • U.S. Department of Veterans Affairs
  • American Society of Nephrology
Topics
  • Health Sciences › Medicine › Neurology › Long-Term Effects of COVID-19
  • Health Sciences › Medicine › Infectious Diseases › COVID-19 Clinical Research Studies
  • Health Sciences › Medicine › Infectious Diseases › SARS-CoV-2 and COVID-19 Research
Keywords
long COVID, new-onset diabetes, COVID-19 pandemic, veterans, antidiabetic drugs, diabetes risk, diabetes burden, deadweight loss, hospitalization, veterans' health care, Department of Veterans Affairs, high-dimensional variable selection, historical control comparison
MeSH terms
COVID-19, SARS-CoV-2, Post-Acute COVID-19 Syndrome, Diabetes Mellitus, Humans, Hypoglycemic Agents, United States, Cohort Studies

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