Validation of myocarditis diagnoses in the Swedish patient register for analyses of potential adverse reactions to COVID-19 vaccines

Background: Coronavirus disease 2019 (COVID-19) mRNA vaccines are associated with an increased risk of myocarditis using hospital discharge diagnoses as an outcome. The validity of these register-based diagnoses is uncertain. Methods: Patient records for subjects < 40 years of age and a diagnosis...

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Main Authors: Rolf Gedeborg, Lennart Holm, Nils Feltelius, Anders Sundström, Kai M Eggers, Marja-Leena Nurminen, Maria Grünewald, Nicklas Pihlström, Björn Zethelius, Rickard Ljung
Format: Article
Language:English
Published: Upsala Medical Society 2023-05-01
Series:Upsala Journal of Medical Sciences
Subjects:
Online Access:https://ujms.net/index.php/ujms/article/view/9290/15593