[Vaccination against hepatitis B in school: factors influencing acceptance and evaluation of general vaccination coverage ].

The second vaccination campaign against Hepatitis B in Lausanne concerned 1243 students of the seventh grade. This campaign was actively supported by personalized information given to each adolescent in the class room. The decisions were collected in the same way, and in necessary the nurse phoned the parents for further information. In comparison with the previous year, the coverage had grown from 63.5% to 78.5%, but varied in each class between 42% and 92%, whatever the class type. The factors which influence acceptance of the vaccination are coverage for the other vaccines, origin, and class, which has up to five times more effect than the other factors. Assessment of the vaccination coverage against Diphteria, Tetanus, Poliomyelitis, Pertussis, Measles and MMR is given in relation to the acceptance of the Hepatitis B vaccination and the class type.