孕婦維生素D水平的影響因素分析

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Analysis of influencing factors of vitamin D in pregnant women

GENG Xiaoli， YU Hongmei

Shanxi Medical University， Shanxi 030001 China

Corresponding Author  YU Hongmei， E?mail： [email protected]

Abstract  Objective：To analyze the influencing factors of vitamin D in pregnant women in three stages of pre?outbreak，post?outbreak and normalization of COVID?19 pandemic.Methods：The pregnant women who received prenatal examination in the First Hospital of Shanxi Medical University from May 2018 to May 2021 were selected as the research objects to detect vitamin D level，and analyze the effects of different pregnancy methods，delivery methods，age，gestational age，parity，number of parities and season on vitamin D level.Results：Totally 1 679 pregnant women were involved，the level of serum 25（OH）D in pregnant women was 18.70 （12.60，27.20）ng/mL.The rate of vitamin D deficiency was 24.41%，51.01% and 34.23% of three stages of pre?outbreak，post?outbreak and normalization of COVID?19 pandemic，the difference was statistically significant（P<0.001）.Orderly multiple Logistic regression analysis showed that early pregnancy ［OR=0.359，95%CI（0.257，0.502）］，maternal age <35 years old ［OR=0.766，95%CI（0.598，0.980）］，winter ［OR=0.388，95%CI（0.290，0.520）］，spring［OR=0.350，95%CI（0.258，0.475）］ and summer ［OR=1.533，95%CI（1.166，2.014）］ had an effect on vitamin D deficiency in pregnant women.Conclusion：The rate of vitamin D deficiency in pregnant women is high.Pregnancy，season and age are independent influencing factors of vitamin D deficiency in pregnant women.After the normalization of COVID?19 pandemic，pregnant women should supplement vitamins scientifically and individually，strengthen the education of nutrition during pregnancy，and regularly monitor the level of vitamin D.

Keywords  pregnant women； vitamin D； influencing factors； nutrition； investigation

摘要  目的：分析新型冠狀病毒肺炎疫情前、疫情暴發(fā)到疫情常態(tài)化3個(gè)階段孕婦維生素D水平及其影響因素。（剩余12390字）