包头市昆区小学生贫血现状调查

An Investigation of the Present Condition of Anemia of the Primary-school Pupils in Kundulun District of Baotou

对包头市昆区２２５６名６岁～１３岁小学生贫血现状进行调查。小学生贫血率为３．９％；各年龄段差异无统计学意义，且多为轻度、营养性贫血。来自城市、家庭知识结构较好的学生贫血率较来自农村的学生明显低，男、女生在７岁～１１岁期间贫血率差异无统计学意义，而在１２岁时女生因月经来潮加重铁的损失，从而造成其贫血率明显高于男生。

n investigation of the present condition of anemia was made on 2256 primary-schoolpupils aged 6-13 from Kundulun District of Baotou.It is shown that the pupils' anemia rateis 3.9%,without any remarkable difference among the age groups,most of which is silghtand nutritional anemia. It is found that the anemia rate of the pupils from the families of better education background in the city is notably lower than that of those from the country;there is no significant difference in the anemia rate between the boys and giris aged 7-11;while the 12-year-old giris' anemia rate is remarkably higher than that of the boys at thesame age,which results mainly from the loss of more iron caused by menstruation.