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Prevalence of Dental Fluorosis Among Primary School Children in Rural Areas in India  

Abhyuday D. Meghe 

Datta Meghe Institute of Medical Sciences (ABHY), Sawangi Meghe, Nagpur 442004, India

Abstract

Fluorosis is one of the common but major emerging areas of research in the tropics.

However, the Chandrapur district of Maharashtra State is categorised as a fluorosis endemic area. But clinical cases of dental fluorosis were reported in the field practice area of Department of Community Medicine of a tertiary care teaching hospital. Since dental fluorosis has been described as a biomarker of exposure to fluoride, we assessed the prevalence and severity of dental fluorosis among primary school children in the service area.

Materials and Methods:

Children studying in six primary schools of three villages in the field practice area of Rural Health Centre of Faculty of Medicine, were surveyed. Every child was clinically examined at the school by calibrated examiners with Dean's fluorosis index recommended by WHO (1997). Chi-square test, Chi-square trend test and Spearman's rank correlation coefficient test were used for statistical analysis.

Results:

275 of age of 5- to 12-year-old school children (125 boys and 150 girls) were surveyed. The overall dental fluorosis prevalence was found to be 31.4% in our study sample. Dental fluorosis increased with age P < 0.001, whereas gender difference was not statistically significant. Villages revealed a community fluorosis index (CFI) score of 0.43, 0.54 and 0.54 with 5.6%, 4.8% and 1.4% of objectionable dental fluorosis, respectively. Correlation between water fluoride content and CFI values in four villages was noted to be positively significant.

Conclusion:

Three out of six villages studied were in ‘borderline’ public health significance (CFI score 0.4-0.6). A well-designed epidemiological investigation can be undertaken to evaluate the risk factors associated with the condition in the study region.

 

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Related papers

Presentation: Oral at XXXth Conference of the International Society for Fluoride Research, by Abhyuday D. Meghe
See On-line Journal of XXXth Conference of the International Society for Fluoride Research

Submitted: 2012-06-27 14:31
Revised:   2012-07-04 18:18