Prevalence of Dental Fluorosis among School Going Students of District Khairpur

Abstract

Objectives: The objectives of this study were to determine the prevalence and severity of dental fluorosis among school students

Study Design: Descriptive cross sectional survey

Place and Duration of Study: The study was carried out in the government and private (male & female) primary, high and higher secondary schools of district khairpur sindh from 04 October 2010 to 20 December 2010

Materials and Methods: The school selection was made according to number of registered school children from the total population of 3311658 school children; a statistical calculation was made to determine an appropriate sample size. The minimum sample size was calculated 345 based on confidence interval of 95%. The expected prevalence was 34%.

Results: The results of this study showed that the prevalence of dental fluorosis was 10.8% (1295 males and 609 females) being higher in males than females. 1699 (89.2%) students were at normal level, 87 (4.6%) were at questionable level, 64 (3.4%) were at very mild level, 30 (1.6%) were at mild level and 24 (1.3%) were at moderate level.

Conclusion: It is concluded that prevalence of DF is 10.8%, more common in male gender and there was no any case of severe DF according to Dean`s community fluorosis index