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

CONCLUSION: This validation of register-based diagnoses of myocarditis by manual patient record review confirmed the register diagnosis in 96% of cases and had high interrater reliability. Reclassification had only a minor impact on the incidence rate ratios for myocarditis following COVID-19 vaccination.PMID:37223633 | PMC:PMC10202079 | DOI:10.48101/ujms.v128.9290

Source: Upsala Journal of Medical Sciences - May 24, 2023 Category: General Medicine Authors: Rolf Gedeborg Lennart Holm Nils Feltelius Anders Sundstr öm Kai M Eggers Marja-Leena Nurminen Maria Gr ünewald Nicklas Pihlstr öm Bj örn Zethelius Rickard Ljung Source Type: research