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为了解我县中小学生贫血状况，我们对567名中小学生通过血红蛋白（Hb）和红细胞比积（PCV）两项指标的测定，对我县中小学生进行贫血调查．现将调查结果报告如下：1调查方法1．1对象以我县镇内小学二年级（8～10）岁、五年级（11～13岁）、初中（14～15岁）、高中（16～18岁）
To understand the anemia of primary and secondary school students in our county, 567 primary and secondary school students through the determination of two indicators of hemoglobin (Hb) and hematocrit (PCV), anemia in our county primary and secondary school students. The survey results are reported as follows: 1 survey method 1.1 object to the second grade (8 ~ 10), fifth grade (11 ~ 13 years old), junior high school (14 ~ 15 years old), high school (16 ~ 18 years old)