Source of Support: None, Conflict of Interest: None
Aim of the study: To assess the relationship between drinking water fluoride levels and Developmental Defects Of Enamel among 12-15 years old school children of Nalgonda district , Andhra Pradesh.
Objectives: Collection of drinking water samples and analysis of the same for fluoride concentration. To obtain and estimate the prevalence of developmental defects of enamel among 12-15 years old school going children of Nalgonda district.
To correlate between drinking water fluoride concentration and developmental defects of enamel. Methods: The study area was divided in to 4 strata and from each stratum two villages were randomly selected totatling to 8 villages from Nalgonda district.From each village school all the children who satisfied the inclusion criteria were considered, till the required numbers of children were selected. Total sample size is 357 boys 148;girls209; (n = 357).
Results: The prevalence of Developmental Defects of Enamel for these children. Percent distribution of hypoplasia of teeth is 46-56.9%; 36-56.6%; 14-44.8%; 24-39.2%; 13-29.7%; 23-24.9%; 12-18.5%; 22-17.9%; 11-12.6%; 21-13.2%, respectively (p<0.001).