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了解儿童乳牙龋患率的现状及10年变化情况.方法 采用整群抽样.对哈尔滨、北京、西安、南京、上海、武汉、广州、福州、昆明9个市的城郊108 815名7岁以下儿童进行龋患率调查,并与1985年资料进行比较.结果 城区儿童龋患率较10年前明显下降(P<0.01), 如6～7岁组由1985年的68.1%降至51.3%;郊区则相反,4岁后反而略有上升,且高于同期的城区儿童.结论 大城市儿童口腔保健工作取得了一定的成效,而对农村口腔卫生保健尚需加强.
To understand the current situation of deciduous teeth deciduous children and their changes in 10 years.Methods A total of 108 815 children under 7 years of age were enrolled in the suburbs of Harbin, Beijing, Xi’an, Nanjing, Shanghai, Wuhan, Guangzhou, Fuzhou and Kunming Caries prevalence survey and compared with the data of 1985. Results Caries prevalence in urban areas decreased significantly from 10 years ago (P <0.01), from 68.1% in 1985 to 51.3% in the age group of 6 to 7 years, while in the suburbs, But increased slightly after the age of 4 and higher than that of urban children in the same period.Conclusion Some achievements have been made in the oral health care for children in big cities, but oral health care in rural areas still needs to be strengthened.