Table 1 Demographics of the post-mRNA COVID-19 vaccinated acute myocarditis and healthy control
|  |  | BNT162b2 vaccine-related myocarditis cases (N = 43) | Effective BNT162b2 vaccine-related myocarditis cases (N = 35) | Healthy Control (N = 481) | Effective healthy control (N = 478) |
|---|---|---|---|---|---|
Sex (%)/n | Male | 88.4 (38) | 88.6 (31) | 72.6 (349) | 72.6 (347) |
| Â | Female | 12.6 (5) | 11.4 (4) | 27.4 (132) | 27.4 (131) |
Onset Doses (%)/n | 1st | 16.3 (7) | 17.1 (6) | -- | -- |
| Â | 2nd | 81.4 (35) | 80.0 (28) | -- | -- |
| Â | 3rd | 2.3 (1) | 2.9 (1) | -- | -- |
Median days of hospital admission from the last dose/ range |  | 3 (1–14) | -- | ||
Sample Collection Period | Â | July 2021 - June 2022 | -- | ||