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Background: The present study was carried out in Sri Ganganagar, Rajasthan to find out the relationship between prevalence of dental caries and dental fluorosis. Aims: To find out the association between dental fluorosis and dental caries among dental students of Sri Ganganagar, Rajasthan. Methods and Material: The present cross sectional study consisted of a convenient sample of 469 students of Surendera Group of Institutions Sri Ganganagar. Clinical examination for dental fluorosis and dental caries using the index to ICMR fluorosis index 2013 and Decayed Missing Filled teeth index (DMFT) respectively. The statistical analysis was determined by the fisher exact test and Pearson correlation test was applied to test the correlation between dental caries and fluorosis & level of significance was set at P < 0.05. Results: Severity of fluorosis among all the students where 42.2% students were Normal and 38.4%, 17.5% and 1.9% students having mild, moderate and severe fluorosis respectively. It showed that Prevalence of dental caries was significantly higher among students having no sign of fluorosis(36.9%) with comparison to those who were having moderate(6.6%) to severe fluorosis(0.4%). Conclusions: There is a need for community health activities and awareness programs to improve oral health of the people in this particular stratum of population.

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