Don't forget "undetermined" which in the US was used interchangeably with unvaccinated. If the hospital didn't ask your status (or didn't record it), and you were hospitalized for COVID, you were recorded/considered "unvaccinated" for statistical purposes.
Don't forget "undetermined" which in the US was used interchangeably with unvaccinated. If the hospital didn't ask your status (or didn't record it), and you were hospitalized for COVID, you were recorded/considered "unvaccinated" for statistical purposes.