Vaccination and TBE status of the study participants.

<p>IQR: Interquartile range, NA: not applicable.</p>a<p>Not vaccinated according to vaccine records and the questionnaires.</p>b<p>Had decided not to get vaccinated because they knew they were antibody positive, this group is distinct from the “0 doses” group.</p>c<p>Stated that they were vaccinated in the questionnaire but no vaccine record on number of doses or dates of vaccination were available.