Reactogenicity after the first and second doses of BNT162b2 mRNA coronavirus disease vaccine: a single-center study.

ABSTRACT:

Purpose

This study was conducted to determine differences in adverse events associated with the first and second doses of the BNT162b2 coronavirus disease 2019 vaccine based on the age and sex of recipients.

Materials and methods

An online survey on the post-vaccination adverse events of healthcare workers was conducted from March 2021 to April 2021. The differences in the types of adverse events, including severity, onset time, and duration of symptoms, and how the adverse events were dealt with by the patient were analyzed based on the age and sex. The profiles of adverse events were compared after the first and second vaccination doses.

Results

Among the 131 participants who participated in the online survey out of 208 vaccine recipients, 43 and 80 recipients of th

SUBMITTER: Kang YM 

PROVIDER: S-EPMC8511587 | biostudies-literature | 2021 Sep

REPOSITORIES: biostudies-literature