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目的了解乌兰察布市新生儿出生体重情况,探索影响新生儿出生体重的因素,为指导孕妇孕期营养、保健提供依据。方法收集2012年1月-2013年4月在内蒙古乌兰察布市第三医院妇产科分娩的2 417例单胎活产儿及其母亲的病历,进行回顾性分析。结果新生儿出生体重男婴大于女婴(P<0.05);孕妇年龄不同对新生儿体重有影响,25~34岁年龄组的孕妇其新生儿体重高于<25岁组(P<0.05);孕妇孕龄不同新生儿体重不同,孕龄≤37周和38周的新生儿出生体重低于其他孕龄组的(P<0.05);身高不同的孕妇新生儿出生体重不同,随着孕妇身高的增加新生儿出生体重也增加(P<0.05);本次调查显示孕妇的孕次和产次对新生儿出生体重无影响。结论孕妇的年龄、孕龄、身高、新生儿性别是新生儿出生体重的影响因素,应有针对性地指导不同年龄、不同孕龄、不同身高的孕妇做好孕期保健。
Objective To understand the birth weight of newborns in Wulanchabu and to explore the factors that affect the birth weight of newborns so as to provide evidences for guiding the pregnant women in their nutrition and health during pregnancy. Methods A retrospective analysis was performed on 2 417 singleton live births and their mothers delivered in the obstetrics and gynecology department of the Third Hospital of Wulanchabu, Inner Mongolia from January 2012 to April 2013. Results The birth weight of newborn babies was higher than that of female babies (P <0.05). Different weight of pregnant women affected the weight of newborns. The weight of newborns in 25 ~ 34 age group was higher than that of <25 years old group (P <0.05). Pregnant women of different gestational age different body weights, gestational age ≤ 37 weeks and 38 weeks of newborns birth weight was lower than other gestational age groups (P <0.05); different height pregnant women newborns of different birth weights, with the height of pregnant women Increase in newborns also increased birth weight (P <0.05); this survey shows that pregnant women and parity of birth weight did not affect the birth weight. Conclusion Pregnant women ’s age, gestational age, height and neonatal sex are the influencing factors of newborn birth weight. Pregnant women of different ages, different gestational ages and different heights should be given targeted care during pregnancy.