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目的:通过大规模调查探讨甘肃省定西地区妊娠晚期孕妇的贫血发生情况和危险因素,为妊娠期孕妇的贫血筛查和管理提供参考。方法:抽取2009年7月～2012年2月在定西地区10家医院妇产科门诊进行产前检查并首次行血常规检查的妊娠晚期孕妇1 200例,对其贫血情况、一般情况和膳食情况进行调查。结果:发现贫血患者150例,患病率为12.5%,其中大红细胞性贫血8例,正常细胞性贫血68例,小红细胞低色素性贫血32例,其他类型贫血42例。贫血孕妇的血红蛋白(Hb)值明显低于非贫血孕妇,血红细胞游离原卟啉(FEP)值明显高于非贫血孕妇(P<0.05)。年龄、受教育程度、规律性接受补铁、富维生素C蔬菜和水果摄入频率以及家庭人均月收入是影响贫血的主要危险因素(P<0.05)。结论:定西地区妊娠晚期孕妇贫血发病率比较高,与家庭情况、膳食情况关系紧密,应加强营养知识健康教育,合理调整膳食结构,改善饮食行为。
OBJECTIVE: To explore the anemia and risk factors of pregnant women in the third trimester of pregnancy in Dingxi area of Gansu province by large-scale survey to provide reference for the screening and management of anemia in pregnant women during pregnancy. Methods: From July 2009 to February 2012, 10 200 pregnant women of the third trimester who had antenatal examination and first routine blood routine examination in obstetrics and gynecology clinics of 10 hospitals in Dingxi district were enrolled. Their anemia, general conditions and dietary conditions Investigate. Results: Anemia patients were found in 150 cases, the prevalence was 12.5%, of which 8 cases of erythrocytic anemia, normal cell anemia in 68 cases, 32 cases of erythroid hypochromic anemia, 42 cases of other types of anemia. Hemoglobin (Hb) in anemia pregnant women was significantly lower than that in non - anemic pregnant women, and the value of free protoporphyrin (FEP) in red blood cells was significantly higher than that in non - anemic pregnant women (P <0.05). Age, education level and regularity received iron supplementation, and the frequency of vitamin C rich vegetables and fruit intake and per capita monthly household income were the major risk factors affecting anemia (P <0.05). Conclusion: The incidence of anemia of pregnant women in the third trimester of pregnancy in Dingxi area is relatively high, which is closely related to family circumstances and dietary conditions. Health education of nutrition knowledge should be strengthened, the dietary structure should be adjusted reasonably and the dietary behaviors should be improved.