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我们于1990～1995年连续5年对管区内中小学生开展贫血监测．报道如下：1对象与方法：确定4所中学和4所小学为监测点校，在点校7～18岁学生中每一年龄组随机抽样50人以上，共2596名学生。采用《铁道卫生部健康监测规范》规定的氰化高铁法测定血红蛋白，并按规范要求分别计算大细
We conducted a five-year monitoring of anemia among primary and secondary school students in the district from 1990 to 1995. Reported as follows: 1 objects and methods: to determine 4 secondary schools and 4 primary schools for the monitoring point school, point school aged 7 to 18 students in each age group randomly sampled more than 50 people, a total of 2596 students. Adopting the method of “Health Monitoring Code of Railway Ministry of Health” to determine hemoglobin by cyanidation and high speed rail method,