Determination of DMFT and dmft indexes in 6,9 and 12 year old girl students of Tabriz and its relationship with parents educational level and family income in 2014

Abstract

Tooth decay is the most common chronic disease in childhood and teen which can be observed among most classes of the society with all races and social classes. Results of local survey in the field of mouth health in 2003 indicated that every Iranian 6-year-old child has five decayed teeth in his entrance to school, in average and decay amount of permanent teeth finds ascending position from 6-12 years. Developing preventive services in the field of preventing tooth and mouth disease bears fewer costs than treating costs of dentistry. The best time to control mouth and teeth disease is childhood and one of the best places to have access to such age range is elementary schools. Objectives and Background: According to Healthy People Plan developed by WHO, at least 50% of 5-6 children should have no decayed milk teeth till 2000 and this amount may increase to 90% in 2010. The aim of current study was to investigate milk and permanent teeth decay prevalence and its relationship with social and economic condition among 6, 9 and 12 year- old girls students in schools of three districts of Tabriz metropolitan. Methods and Materials: Present descriptive Esectional study was carried out in 2014 at selected schools with corporation of honored health educators and the author. Statistical population (n=3000) of present study involve all girl students of elementary schools of three districts of Tabriz Metropolitan. 261 students were selected as sample size of the study in completely randomized method using statistical formula. Data collection instrument was questioner and Data were analyzed using SPSS software. Findings: Decay Missing Filling teeth (dmft/DMFT) index in milk and permanent teeth for age range of 6 was 2.44 0.216 and 0.17 0.049 and for 9 year-old it was estimated 3.960.228 and 1.010.095 and for 12 year-old children it was estimated as 1.69 0.172 and 2.640.145. There was a significant relationship between variable of studied teeth decay and parentsE level of education. There was also significant relationship among child age, familiesE economic condition and childrenEs living place (in urban area) with teeth decay. Conclusion: Results of present study shoe higher prevalence of decay among studied children. Moreover, a few number of studied children had no CF decay, being much different from world and criteria and WHO criteria. This study shows necessary of playing much attention to observe mouth in children.