title: Prevalence of dental caries in permanent teeth of white and black schoolchildren in Brazil.
abstract: The authors studied the prevalence of dental caries in white and black schoolchildren of Piracicaba, State of São Paulo, Brazil. The Student t-test, applied to the coefficient of prevalence of caries, revealed means significantly greater at the 5% level in whites than in blacks in the following groups: 7 years, both sexes; 8 years, both sexes; 9 years, males; 10 years, both sexes; 11 years, males.
mesh_terms: D001938:Brazil; D002648:Child; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D044469:Racial Groups