怀孕期间母亲的身体组成与日本新生儿出生体重之间的关系
Eriko Eto1, Masakazu Kato1, Satoe Kirino1
1Department of Obstetrics and Gynecology, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, Okayama, Japan.
JMA journal
|February 12, 2026
概括
在日本妇女怀孕期间,孕产妇的身体组成的变化因妊娠前的BMI而异. 无脂肪质量对出生体重有积极的影响,而脂肪质量增加在某些BMI群体中显示出负面的关联.
科学领域:
- 产科和妇科 产科和妇科
- 孕产妇和胎儿医学 孕产妇和胎儿医学
- 营养科学 营养科学
背景情况:
- 母亲的身体组成显著影响怀孕的结果.
- 了解这些变化在不同的妊娠前体重指数 (BMI) 类别是优化母亲和婴儿健康至关重要的.
- 以前的研究还没有完全阐明日本人口中的这些动态.
研究的目的:
- 在日本妇女的怀孕期间调查母亲身体组成的变化.
- 为了检查母亲的身体组成参数和新生儿出生体重之间的关系,按妊娠前的BMI分层.
主要方法:
- 研究了一组由1851名日本孕妇组成的队列.
- 使用TANITA MC-190EM.EM评估了母亲的身体组成.
- 统计分析,包括多变量回归,评估了身体组成指标和BMI类别的出生体重之间的关联.
主要成果:
- 无脂肪质量 (FFM),体液总量 (TBW) 和肌肉质量 (MM) 在三个月内显著增加.
- 脂肪质量 (FM) 的变化有限,特别是在超重和肥胖群体.
- 在正常和超重组中,FFM与出生体重有积极的关联;在体重不足和正常组中,FFM增加与出生体重有负面的关联.
结论:
- 怀孕期间母亲的身体组成变化是可变的,并受到日本妇女怀孕前的BMI的影响.
- 母亲的身体组成和出生体重之间的关联是依赖BMI的.
- 需要进一步的研究来探索潜在的机制并证实这些发现.
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