Intervención educativa sobre salud bucal en ni？os de la escuela primaria "Gerardo Medina"

the poor level of knowledge about dental health and hygiene is still a health problem in part of the population. the aimed of this research paper was to identify the level of knowledge, children in "gerardo medina" primary school, pinar del rio had before and after the establishment of the educative intervention and assessing its effectiveness. the study was conducted during the period of january-november 2007. the sample was comprised of 142 children, 70 male and 72 female (9-11 years old). a survey with the purpose of determining their level of knowledge about dental health was applied showing the ihb-s to assess their dental hygiene before and after the establishment of the intervention. dentist's students carried out health promotion. data were processed by means of student's test, ji square test and a 2-rate comparison test with confidence levels of 95% and 99%. results showed that before the educative intervention students showed low levels of knowledge about dental health; as well as a deficient hygiene in the majority of the children where both variables had a close relationship; a significant improvement was observed after the intervention. concluding that, favourable results were obtained after the intervention due to the effectiveness of the educative intervention, the participative program, the methods and the teaching aids applied.