و برخي عوامل موثر بر آن در كودكان 21 ساله شهرستان صومعه سرا در سال 1831 DMFT بررسي ميزان

An evaluation on DMFT and its effective factors among 12-year-old children of Soumesara city (Research)

The determination of DMFT index in among 12-year-old children has been accepted as a hygienic index by different sources such as WHO. The goal of this study was investigate DMFT index in 12-year-old children of Soumesara city and some of effective factors effective on it. In this analytic-descriptive study, 144 students at the 1ʹ1 grade of guidence school (76 girls and 68 boys) were selected randomly and examined croos-sectionally. They were examined under natural light, using a mirror, an explorer, gloves and sterile gauze. Their general information and dental status were recorded on a special questionnair. To do statistical analysis Mann-Witney test was used. The mean value of DMFT index was 1.68±1.78 (boys: 1.44±1.64, girls: 1.96 ± 191). 42.9% of the boys and 28.4% of the girls were caries free. The differences were not statistically significant. The economic condition of family, parentsʹ education level, the tooth brushing habit and the frequency of dentist visit were considered to be effective factors on DMFT index although these effects were not statistically significant. Comparing to the report of DMFT index in this city in 1994 (DMFT=2.7), the results of this study manifest and improvement in this index.