乌鲁木齐市20所幼儿园3～6岁儿童龋齿患病率调查

Survey of 3-6 Years Old Children Caries Disease in 20 Kindergartens in Urumqi

目的了解乌鲁木齐市20所幼儿园学龄前儿童患龋状况,为乌鲁木齐市学龄前儿童龋病预防提供参考依据。方法采用随机整群抽样的方法,调查乌鲁木齐市20所幼儿园5739名3~6岁儿童的患龋情况。结果乌鲁木齐市20所幼儿园5739名3~6岁儿童患龋率49.76%,龋均2.0,充填率8.38%;在3-6岁儿童乳牙及混合牙列期中,不同年龄组间患龋率分布存在差异,其差异具有统计学意义（P〈0.05）,患龋率、龋均都随年龄增长而逐年上升;在不同性别组间儿童患龋率的分布上,女童要高于男童,其差异具有统计学意义（P〈0.05）。结论加强口腔保健宣教对学龄前儿童学龄前儿童非常重要,有效降低学龄前儿童患龋率。

Objective To investigate the situation of children caries of 20 kindergartens in Urumqi,to provide the reference for preschool children caries disease prevention in Urumqi.Methods Cluster random sampling method was used for investigation of 57393~6 years old children teeth caries situation in 20 kindergartens in Urumqi.Results Among 5739 children 3 to 6 years old deciduous caries prevalence was 49.76%,caries were 2.0,filling rate was 8.38%.In children 3-6 years old deciduous and mixed dentition period,the prevalence of dental caries distribution differences among different age groups,the difference were statistically significant（P〈0.05）,prevalence of dental caries,caries were all increased with age each year;on the distribution of caries incidence between different gender groups,deciduous caries prevalence of girls were more than that of boys,the difference were statistically significant（P〈0.05）.Conclusion Strengthening oral health education is very important for preschool children,it can reduce the caries rate of preschool children.