孕晚期贫血影响因素的多变量分析

The multi-variables analysis of influencing factors to the women's anemia in late pregnancy

目的:探讨孕晚期妇女贫血的影响因素。方法:采用成组设计的病例对照研究方法,对孕晚期贫血可能的影响因素暴露情况进行调查,采用统计软件SPSS 10.0作单因素及多因素非条件Logistic回归分析,找出影响孕晚期贫血的危险因素或保护因素。结果:单因素分析筛选出7个对孕晚期贫血发生有统计学意义的变量(P≤0.05),随后的多因素分析表明,最终有3个变量进入主效应模型。结论:月经期天数、蔬菜水果摄入、足月产次是孕晚期贫血的主要影响因素。

Objective： To study the influencing factors to the women＇s anemia in late pregnancy. Methods： To adopt the case - control study to a group of design and investigate the influencing factors to the women＇s anemia in late pregnancy. By the statistic soft - ware SPSS10. 0 to do non - conditional logistic regression analysis of the single and multiple factors to find the dangerous and protective factors of the influencing anemia in late pregnancy. Results： Through the analysis of single factor, seven statistic significance variables to the anemia in late pregnancy （P≤0. 05） . were screen out. In the following analysis of multi - factors, there were three variables entering the major effect model Conclusion： The number of days of menses, taking in vegetables and fruit, the number of days of birth after the normal period of gestation are the major influencing factors to the women＇s anemia in late pregnancy.