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目的 :纵向观察广西儿童的龋病变化趋势,分析龋病相关危险因素。方法 :根据经济水平高、中、低,选取广西桂林、百色、北海3个城区及所属县为研究地点,建立3、6、12岁3个年龄组的纵向队列,采用问卷调查和口腔健康检查收集数据,连续3年(2011—2013年)。采用SPSS19.0软件包对数据进行统计学分析。结果:2011—2013年3岁组儿童乳牙患龋率分别为53.2%、68.7%、79.1%,增长速度为48.6%,龋病发病率由55.9%增至61.2%;6岁组恒牙患龋率分别为8.6%、21.6%、48.0%,增长速度为458.1%,龋病发病率从15.6%增至36.6%;12岁组恒牙患龋率分别为52.8%、60.2%、71.3%,增长速度为35.0%,龋病发病率由26.1%增至46.9%。儿童新增龋比例与喝碳酸饮料、吃糖果/巧克力、吃饼干等甜点的频率、刷牙后或睡前是否吃甜食、家长是否帮孩子刷牙、儿童照顾类型、刷牙次数、含氟牙膏使用情况有关。结论:广西儿童龋病发展较快,应采取对应措施,改善儿童口腔健康状况。
OBJECTIVE: To observe longitudinal changes of dental caries in Guangxi children and analyze the risk factors related to dental caries. Methods: According to the economic level of high, medium and low, select Guangxi Guilin, Baise, Beihai three cities and their affiliated counties as the research site, the establishment of 3,6,12-year-old longitudinal cohort of three age groups, using questionnaires and oral health examinations Collect data for 3 consecutive years (2011-2013). SPSS19.0 software package for statistical analysis of the data. Results: The caries prevalence rates of primary deciduous teeth of children aged 3 years in 2011-2013 were 53.2%, 68.7% and 79.1% respectively, the growth rate was 48.6% and the incidence of dental caries was increased from 55.9% to 61.2% The rates of dental caries increased from 15.6% to 36.6% with the rates of 8.6%, 21.6%, 48.0% and 458.1%, respectively. The prevalence of dental caries in permanent 12 years group was 52.8%, 60.2% and 71.3% respectively The speed was 35.0%, the incidence of dental caries increased from 26.1% to 46.9%. Children with new caries and the proportion of carbonated drinks to eat, eat candy / chocolate, eat cookies and other dessert frequency, after brushing or before going to eat sweets, parents brush children to help children, type of child care, brushing times, the use of fluoride toothpaste . Conclusion: The development of dental caries in Guangxi children is rapid, and corresponding measures should be taken to improve the oral health of children.