Context: Emerging reports have raised concerns regarding the potential link between COVID-19 vaccination and thyroid dysfunction, specifically thyroiditis.
Objective: This study aimed to investigate the potential association between COVID-19 vaccination and the prevalence of thyroid diseases using data from a Korean national cohort.
Methods: This study included 7,579,210 adult and 241,063 adolescent vaccine recipients. A self-controlled case series design was applied to estimate the incidence rate ratio (IRR) of thyroid disease during the 55-day post-vaccination period (first and second dose) compared to the baseline period (non-exposure period) using conditional Poisson regression.
Results: In the adult population, IRRs for hyperthyroidism, hypothyroidism, subacute thyroiditis, and thyroid eye disease were 0.98 (95% CI 0.89-1.09), 0.91 (95% CI 0.84-0.98), 1.27 (95% CI 0.94-1.72), and 0.68 (95% CI 0.50-0.93) after the first vaccine dose and 0.96 (95% CI 0.87-1.06), 0.93 (95% CI 0.87-0.99), 1.32 (95% CI 0.96-1.80), and 1.06 (95% CI 0.81-1.38) after the second vaccine dose. While the risk of hyperthyroidism recurrence did not increase after vaccination, we observed an increased risk of hypothyroidism exacerbation. Subgroup analyses based on age, sex, and vaccine type revealed no significant differences in the incidence of thyroid diseases. In adolescents aged 12-17 years, no increase in the risk of thyroid disease was observed after vaccination.
Conclusions: This extensive national self-controlled case series analysis found an increased risk of exacerbation of hypothyroidism following COVID-19 vaccination. However, no significant association was observed between COVID-19 vaccination and an increased risk of most other thyroid diseases. These findings contribute to increasing evidence supporting the safety of COVID-19 vaccination in relation to thyroid health.
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http://dx.doi.org/10.1210/clinem/dgae858 | DOI Listing |
Orv Hetil
December 2024
3 Semmelweis Egyetem, Általános Orvostudományi Kar, Belgyógyászati és Hematológiai Klinika, Infektológiai Tanszéki Csoport Budapest Magyarország.
Lancet Digit Health
December 2024
Nuffield Department of Population Health, University of Oxford, Oxford, UK. Electronic address:
Microbiology reference laboratories perform a crucial role within public health systems. This role was especially evident during the COVID-19 pandemic. In this Viewpoint, we emphasise the importance of microbiology reference laboratories and highlight the types of digital data and expertise they provide, which benefit national and international public health.
View Article and Find Full Text PDFLancet Digit Health
December 2024
Infectious Disease Epidemiology and Dynamics, London School of Hygiene and Tropical Medicine, London, UK.
Since the COVID-19 pandemic, considerable advances have been made to improve epidemic preparedness by accelerating diagnostics, therapeutics, and vaccine development. However, we argue that it is crucial to make equivalent efforts in the field of outbreak analytics to help ensure reliable, evidence-based decision making. To explore the challenges and key priorities in the field of outbreak analytics, the Epiverse-TRACE initiative brought together a multidisciplinary group of experts, including field epidemiologists, data scientists, academics, and software engineers from public health institutions across multiple countries.
View Article and Find Full Text PDFInt J Infect Dis
December 2024
Department of General Medicine and Surgery, College of Medicine and Health Sciences, University of Rwanda, Kigali, Rwanda. Electronic address:
Marburg virus disease (MVD) is a highly virulent and often fatal disease caused by the Marburg virus, a member of the Filoviridae family, closely related to the Ebola virus. Historically, outbreaks have been sporadic but lethal across various African countries, with high case fatality rates (CFRs). In 2023, significant outbreaks occurred in Tanzania and Equatorial Guinea, with CFRs of 62.
View Article and Find Full Text PDFArthroscopy
December 2024
Department of Orthopedic Surgery, University of California San Francisco, San Francisco, CA. Electronic address:
Purpose: To determine if pre-operative infection with COVID-19 increased risk for post-operative venous thromboembolism (VTE) in patients undergoing arthroscopic knee surgery..
Methods: PearlDiver Mariner 165 database was queried for patients undergoing knee arthroscopy between 2010 through October, 2022.
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