Study of the association between fluoride level concentrations in drinking water and caries incidence among primary school children in Alexandria city

ABSTRACT

The study was carried out with the aim of investigating the association between F level concentration in tap waters in Alexandria and dental caries in a random sample of primary school children representing its six districts. Various other environmental sources e.g. food and tea as "popular drink and some hygienic factors were asked about 1- F-level concentration in tap water was found to be with in the recommended standard. 2- The caries incidence is very high among the primary school-children in Alexandria. 3- High percent of school children drink tea as a popular drink containing high level of F. 4- The high incidence of caries can be attributed to the bad hygienic conditions and other close related factors