为了解我市2003-2009年中小学生视力低下、沙眼、龋齿等常见病的患病情况,并为针对性采取有效防治措施提供相关依据,现将7年来的监测结果分析如下。对象与方法1对象选取平湖市2003-2009年20所小学和18所中学所有学生为健康监测对象,共385045人。其中小学生162112人,男生占50·3 To understand the city of 2003-2009 primary and secondary low vision, trachoma, dental caries and other common diseases prevalence, and targeted to take effective measures to provide relevant basis for prevention and control, now 7 years of monitoring results are as follows. Subjects and methods 1 object selection Pinghu 2003-2009 20 primary schools and 18 secondary schools for all health monitoring objects, a total of 385045 people. There are 161,212 pupils and 50.3 boys