Table 4. Participants with complete and incomplete healthcare worker vaccination based on the Korean Society of Infectious Diseases recommendation^*.

Values are presented as number (%).

^*Participants with a history of each viral disease, carriers for the hepatitis B virus, or non-respondents were excluded from the analysis. ^†Incomplete vaccination indicates that participants with an insufficient number of vaccination, an incomplete vaccine (i.e., diphtheria-tetanus instead of tetanus-diphtheria-pertussis), or an unconfirmed hepatitis B surface antibody. ^‡Not applicable due to ineffectiveness of previous vaccinations more than 6 months ago.