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作者调查正常孕妇317例,铁缺乏症患病率为48.9%(缺铁性贫血占22.4%)。孕中期及孕晚期组铁缺乏症患病率分别为39.4%及59.9%(缺铁性贫血为15.9%及29.9%)。将42例孕中期孕妇随机分为服铁剂组及对照组,两组服药前铁缺乏症患病率均为38.1%,用药后服铁剂组下降为9.5%,对照组升高为57.1%。
The authors investigated 317 normal pregnant women, the prevalence of iron deficiency was 48.9% (iron deficiency anemia accounted for 22.4%). The prevalences of iron deficiency in the second trimester and third trimester were 39.4% and 59.9%, respectively (iron deficiency anemia 15.9% and 29.9%). Forty-two pregnant women of the second trimester were randomly divided into the iron-receiving group and the control group. The prevalences of iron deficiency in both groups were 38.1% before treatment, 9.5% after taking iron, and 57.1% in the control group .