2-year clinic effect of fluoride drop on dental caries prevention of primary teeth / 华西口腔医学杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study the preventive effects of fluoride drop on dental caries for children.</p><p><b>METHODS</b>The comparative method was carried out in 1 200 children aged from 3 to 4. The subjects were divided into three groups fluoride drop group, fluoride toothpaste group and control group. The research period was 2 years.</p><p><b>RESULTS</b>The results demonstrated that new dfs was 1.35 +/- 0.57 in the fluoride drop group after one year, 1.85 +/- 0.57 after two years. The new dfs was 1.53 +/- 1.09 in the fluoride toothpaste group after one year and 2.75 +/- 1.33 after two years. There was no significant difference of the dfs reduction between fluoride drop and toothpaste group.</p><p><b>CONCLUSION</b>Fluoride drop is effective in the prevention of dental caries in Chinese kindergarten and primary school children.</p>