Adverse events associated with CoronaVac in a university hospital

Abstract

Objective: The present study aimed to describe suspected adverse events (AEs) reported in employees of a teaching hospital in the state of Sergipe after vaccination with CoronaVac. Methods: This is a cross-sectional study based on reports of post-vaccination adverse event notification forms (APVs) from the Hospital Surveillance application (Vigihosp) of the University Hospital of Sergipe, during the months of January to March 2021. analysis included hospital workers aged ≥ 18 years and who received at least one dose of CoronaVac. Results: In total, 406 notifications were identified, of which 251 were selected. The nursing technician was the professional category that was not identified the most (38%), followed by the nurse (20%). Women of mixed race and younger age group (<50 years) were more likely to have AEFIs. The most frequent reactions at both doses include pain at the injection site, headache, fatigue and drowsiness. As for severity, most were of mild to moderate intensity. Conclusion: The data reinforce the safety of CoronaVac available in Brazil.