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KMID : 0355419960200020271
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Journal of Korean Academy of Oral Health
1996 Volume.20 No. 2 p.271 ~ p.290
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A Study on the Effect of Water Fluoridation in Jin-Hae city
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Abstract
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Caries prevalence rate have been increased in children of korea along with social and socio economic status increment. Water fluoridation is the most effective public dental health plan for preventon of dental caries. The purpose of this study is to estimate the preventive effect on dental caries in discontinued water fluoridated area in korea. Jin-Hae city was selected, where water fluoridation was temporarily stopped due to unmatched supply of NaF2. Dental survey had been done for 2,599 children in Jin-Hae city and 2,401 children in non-fluoridated area in 1994, and after the obtained data were analysed.
The obtained results were as follows;
1. The mean of df and DMF rate was 78.84%, 66.01% in non-fluoridated area but Jin-Hae city was 77.41%, 49.94%.
2. The df index was 4.06 in non-fluoridated area and 3.40 in Jin-Hae city.
3. The DMF index was 222 in non-fluoridated area and 1.30 in Jin-Hae city.
4. The preventive effect on dental caries of discontinued water fluoridation was
16.26% in primary dentitions and 41.44% in permanent dentitions.
5. It is recommended that water fluoridation should be implemented in all supplied areas of communal water in Korea.
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