This study was conduct in Rural Health Training Centre, Hajipur of Katihar Medical College, Katihar. Four hundred children were selected from four schools randomly. Children were examined by two dentists. The presence of dental caries was correlated with known factors of dental carries like cleaning of teeth, eating of sweets, education and income of family. Over all prevalence in this study was found to be 53.75 which were found strongly related to bad oral hygiene and regular eating of sweets. Other factors like maternal education and income also show some relation but not found statistically significant.

Key Words: Dental caries, Prevalence, statistical significance.

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Dr. Saad Hasan

Senior Lecturer, Department of Orthodontics and Dentofacial Orthopaedics Mithila Minority Dental College and Hospital,

Laheriasaria, Darbhanga, Bihar

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