-

Fluoridation and mortality – an epidemiologic study of Pennsylvania Communities

The diabetes mortality rate was lower (37.0) for the fluoridated areas than for the unfluoridated (45.2); this difference was statistically significant (P<0.01). Thus, the adjusted mortality rates for all causes and for cerebrovascular diseases and diabetes mellitus all tended to be higher in the unfluoridated areas than in the fluoridated. ... A general pattern was observed in the mortality for all causes and for diabetes; that is, that the lower the level of fluoride, the higher the level