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孕前体重孕期增重与新生儿出生体重的关系 被引量:4

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摘要 目的分析孕前体重、孕期增重与新生儿出生体重的关系,为降低低出生体重儿及巨大儿发生率提供科学依据。方法根据孕前体重指数(BMI)将研究对象分为高体重、理想体重和低体重3组,分别计算平均出生体重和巨大儿、低出生体重儿发生率及妇女孕期不同增重与低出生体重儿及巨大儿发生的关系。结果与理想体重组相比,高体重组巨大儿发生率较高(9.6%),低体重组的低出生体重儿发生率(3.4%)较高(均P<0.01)。不同体重组孕期增加适宜的体重,低体重组和理想体重组为17kg,超重组为14kg。体重指数增长范围低体重组为6.6kg,理想体重组为6.4kg,超重组为5.8kg。若分娩前将高体重、理想体重和低体重组的孕期增重分别控制在一定范围内时,巨大儿与低出生体重儿发生率均较低。结论孕妇在孕期要进行科学合理的膳食,纠正其营养不良状态,并认真观察和控制体重的变化与增长,以降低低出生体重儿及巨大儿的发生率。
作者 梁素惠
出处 《当代医学》 2012年第9期83-84,共2页 Contemporary Medicine
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