Prevalence of Supernumerary Teeth among Non-Syndromic North Indian Population: A Survey

Aim: A supernumerary tooth is defined as a developmental abnormality characterised by an excess number of tooth buds. This study aimed to estimate the prevalence of supernumerary teeth among the non-syndromic population of Mathura City, India. Materials and Methods: A sample size of 2150 patients was included in the survey. Demographic details including the patient’s age, gender, the presence of supernumerary teeth, their type, location, and associated pathology such as mechanical trauma, dental caries were recorded. Results: The study found 21 supernumerary teeth from the examined 2150 patients and the survey was conducted over a period of 6 months. The prevalence rate of supernumerary teeth was 0.97% with the greatest prevalence in the maxillary arch and no supernumerary teeth in the mandibular arch was reported in this survey. In the maxillary arch prevalence of mesiodens was 0.9% with others being only 0.09% (paramolars). Conclusion: The prevalence of supernumerary tooth was 0.97% among the sample of 2150 patients. The greatest prevalence was found in the maxillary anterior region with mesiodens being the most common supernumerary teeth in this arch.