[Knowledge of oral hygiene amongst adolescents in Lombardy, Italy].

The study evaluated oral hygiene knowledge among a group of 12-year-old students in Lombardy, Italy (n=182). Two different questionnaires were administered, respectively to adolescents and to their parents. Results indicate a low level of general knowledge on this topic. Factors influencing knowledge include the number of learning sources and yearly access to a dental clinic. The described situation highlights the need to implement school-based educational interventions.