目的:分析湖南省邵阳市孕妇的孕前体重情况以及孕妇在孕期的体重增重情况,探讨其影响因素,为分类健康指导提供有效参考。方法:采用自行编制的孕产妇体重相关情况调查表进行问卷调查,并采用Excel数据录入,SPSS 16.0统计软件进行数据分析,采用t检验和χ2检验进行统计学分析。结果:在被调查的1 852例孕妇中,孕前低体重、超重和肥胖的发生率分别为11.50%、16.04%和7.29%;孕期体重增加不足发生率为15.01%,孕期体重增加过度发生率高达49.19%;不同的年龄段、文化程度和分娩次数对孕妇的孕期体重增加有不同程度的影响。结论:邵阳市部分孕妇的孕期体重增加不足与增加过度现象并存,孕前超重孕妇、年龄较低孕妇、中等文化程度孕妇和初产妇的体重增加过度情况较明显,而孕前低体重、高龄孕妇、文化程度较低孕妇和经产妇的体重增加不足表现较明显。有必要在产前检查时对不同的孕妇进行有针对性的健康教育及营养指导,以促进孕妇孕期健康。 OBJECTIVE: To analyze the pregnant women ’s body weight before pregnancy and pregnant women’ s weight gain during pregnancy in Shaoyang City, Hunan Province and to explore the influencing factors so as to provide effective reference for the classification health guidance. Methods: Self-compiled questionnaire about maternal weight-related situation was used to carry out questionnaire survey. Data were imported by Excel and SPSS 16.0 statistical software was used for data analysis. The t-test and χ2 test were used for statistical analysis. Results: Among the 1,852 pregnant women surveyed, the prevalence rates of pre-pregnancy low weight, overweight and obesity were 11.50%, 16.04% and 7.29% respectively. The incidence of underweight during pregnancy was 15.01%, and the excessive incidence of weight gain during pregnancy was as high as 49.19%; different age groups, educational level and the number of childbirth on pregnant women with varying degrees of weight gain during pregnancy. Conclusion: Some pregnant women in Shaoyang City, pregnant women with inadequate weight gain and over-coexistence phenomenon, pre-pregnancy overweight pregnant women, lower age pregnant women, pregnant women and primipara at a moderate level of overweight is more obvious, while pre-pregnancy low birth weight, older pregnant women, To a lesser extent pregnant women and maternal weight gain deficit performance more obvious. It is necessary to carry out targeted health education and nutrition guidance on different pregnant women during antenatal examination to promote the pregnant women’s health during pregnancy.