Incidence of Restoration Replacement in South-Canara Population - An Epidemiological Survey

Aim: Aim of the present study was to determine the incidence of restoration replacement and associated factors among South Canara population.

Place of Study: Department of Conservative Dentistry and Endodontics, AB Shetty Memorial Institute of Dental Sciences, Deralakatte, Mangaluru.

Duration of Study: May 15, 2018-June 15, 2018 (1 month).

Methodology: 2000 patients were examined using mouth mirror and explorer under good lighting facilities, followed by a questionnaire to determine the incidence of restoration replacement and the parameters checked for correlations were type of the restorative material, class of the restoration, reason for the failure, type and position of the tooth, and patient factors such as age-group, gender and oral hygiene measures followed.

Statistical Analysis: Data obtained was statistically analysed by using IBM SBSS version 24.

Differences between variables were analysed by Chi-square test.

Results and Conclusion: Significant differences were found in case of age groups, reason of replacement and the class of restoration The incidence of restoration replacement was 18.2% as 364 patients out of 2000 patients showed the need for replacements. The main cause of the failure was secondary caries followed by material fracture and discoloration. Amalgam was the most commonly replaced restorative material and lower molar teeth showed more failures. It also indicated that replacements were more prevalent in males and for individuals brushing once daily followed by ones with occasional brushing and lastly who brushed twice daily.