Myocarditis and Pericarditis After Vaccination for COVID-19

JAMA. 2021 Sep 28;326(12):1210-1212. doi: 10.1001/jama.2021.13443.

Abstract

This study investigates the incidence of myocarditis and pericarditis emergency department or inpatient hospital encounters before COVID-19 vaccine availability (January 2019–January 2021) and during a COVID-19 vaccination period (February-May 2021) in a large US health care system.

Publication types

  • Multicenter Study

MeSH terms

  • 2019-nCoV Vaccine mRNA-1273
  • Ad26COVS1
  • Adult
  • Aged
  • BNT162 Vaccine
  • COVID-19 / prevention & control*
  • COVID-19 Vaccines / administration & dosage
  • COVID-19 Vaccines / adverse effects*
  • Confidence Intervals
  • Female
  • Hospitalization / statistics & numerical data
  • Humans
  • Incidence
  • Los Angeles / epidemiology
  • Male
  • Middle Aged
  • Montana / epidemiology
  • Myocarditis / epidemiology
  • Myocarditis / etiology*
  • Oregon / epidemiology
  • Pericarditis / epidemiology
  • Pericarditis / etiology*
  • Poisson Distribution
  • Time Factors
  • Washington / epidemiology

Substances

  • Ad26COVS1
  • COVID-19 Vaccines
  • 2019-nCoV Vaccine mRNA-1273
  • BNT162 Vaccine