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为了掌握邯郸市中学生龋病的发病和防治情况,为中学生防龋提供参考依据,我们于2006-09对我市8所中学在校生进行了调查,分析如下。1对象和方法1.1对象随机对邯郸市8所中学9 953名中学生进行了调查,约占全市中学生总数的30%,其中男生4 870人,女生5 083人;初中组6 407人,高中组3 5
In order to master the incidence and prevention and treatment of dental caries in Handan middle school students and to provide a reference for the prevention of dental caries among middle school students, we conducted a survey on the students in 8 middle schools in our city in 2006-09 and analyzed as follows. 1 Subjects and Methods 1.1 Subjects Nine 953 secondary school students from 8 secondary schools in Handan City were randomly surveyed, accounting for 30% of the total number of secondary school students in the city, including 4,870 boys and 5,083 girls, 6,407 middle school students and 3 high school students 5