Chinese Journal of Tissue Engineering Research ›› 2019, Vol. 23 ›› Issue (35): 5582-5586.doi: 10.3969/j.issn.2095-4344.1902

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Comparison of bone mineral density levels in women of different ages during middle and late pregnancies

Huang Liqian, Kong Cunqing, Shu Wenbo, Zhou He, Lai Qiurong, Chen Run, Tang Cheng, Yang Yazhu,
Zhang Wenhai, Liu Peng   

  1.  (Department of Anatomy, School of Preclinical Medicine, Guangxi Medical University, Nanning 530021, Guangxi Zhuang Autonomous Region, China)
  • Received:2019-06-14 Online:2019-12-18 Published:2019-12-18
  • Contact: Liu Peng, Master, Associate professor, Department of Anatomy, School of Preclinical Medicine, Guangxi Medical University, Nanning 530021, Guangxi Zhuang Autonomous Region, China
  • About author:Huang Liqian, Master candidate, Department of Anatomy, School of Preclinical Medicine, Guangxi Medical University, Nanning 530021, Guangxi Zhuang Autonomous Region, China
  • Supported by:

    the Key Project of Science and Technology Research of Guangxi Universities, No. KY2015ZD024 (to LP); the Innovation and Entrepreneurship Training Program for College Students of Guangxi Medical University, No. 2018009 and 2018112 (to LP)

Abstract:

BACKGROUND: With the increasing awareness of eugenics and the opening up of the National Policy of Second Child, people pay more and more attention to health care during pregnancy, especially nutrition intake and bone health status during pregnancy.
OBJECTIVE: To provide scientific and rational nutrition guidance for maternal health care and prevent bone mineral density from decreasing during pregnancy by comparing and analyzing the changes of bone mineral density in women of different ages and gestational periods.
METHODS: Totally 531 pregnant women admitted to the hospital from June 2017 to April 2018 were selected. All participants were native residents of Guangxi Zhuang Autonomous Region, volunteered to the trial, and signed the informed consents. They were signed by pregnancy week and age. The bone mineral density of radius of pregnant women in each group was measured by ultrasound. Correlation analysis of age, pregnancy week and bone mineral density was conducted.
RESULTS AND CONCLUSION: (1) There was no significant difference in the bone mineral density decrease between middle and late pregnant women (P > 0.05). (2) The speed of sound and T values of pregnant women of different ages had significant difference, and increased with age (P < 0.05). (3) The speed of sound and T values in the second trimester increased with age, and there was a significant difference (P < 0.05). There was no significant difference in the bone mineral density between the different age groups in the third trimester (P > 0.05). (4) These results indicate that bone mineral density changes should be regularly detected in the middle and late pregnancies, and the calcium deficiency and bone condition of pregnant women should be known in time. Nutritional intervention should be carried out in the early stage to ensure maternal bone health and normal fetal development.

Key words: pregnant women, age, bone mineral density, radius, ultrasound, middle pregnancy, late pregnancy

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