• J. Korean Med. Sci. · Nov 2016

    Prevalence of Low Bone Mineral Density and Associated Risk Factors in Korean Puerperal Women.

    • Dong Gyu Jang, Ji Young Kwon, Sae Kyung Choi, Hyun Sun Ko, Jong Chul Shin, and In Yang Park.
    • Department of Obstetrics and Gynecology, The Catholic University of Korea, Seoul, Korea.
    • J. Korean Med. Sci. 2016 Nov 1; 31 (11): 179017961790-1796.

    AbstractAlthough pregnancy is a medical condition that contributes to bone loss, little information is available regarding bone mineral density (BMD) in puerperal women. This cross sectional study aimed to evaluate the prevalence of low BMD in puerperal women and to identify associated risk factors. We surveyed all puerperal women who had BMD measurements taken 4-6 weeks after delivery in a tertiary university hospital, and did not have any bone loss-related comorbidities. Among the 1,561 Korean puerperal women, 566 (36.3%) had low BMD at the lumbar spine, total hip, femoral neck, and/or trochanter. Multivariate analysis revealed that underweight women had a significantly higher risk of low BMD compared with obese women at pre-pregnancy (adjusted odds ratio [aOR], 3.21; 95% confidence interval [CI], 1.83-5.63). Also, women with inadequate gestational weight gain (GWG) were 1.4 times more likely to have low BMD than women with excessive GWG (aOR, 1.42; 95% CI, 1.04-1.94). One-way ANOVA showed that BMDs at the lumbar spine and total hip were significantly different between the 4 BMI groups (both P < 0.001) and also between the 3 GWG groups (both P < 0.001). In conclusion, this study identifies a high prevalence of low BMD in puerperal women and thus suggests the need for further evaluation about the change of BMD in pregnancy and postpartum period.

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