年龄特定的甲状腺刺激激素 (TSH) 与出生体重之间的关联:一项回顾性研究
Xi Bai1, Zhibo Zhou2, Xiaonan Guo3
1Key Laboratory of Endocrine Glucose & Lipids Metabolism and Brain Aging, Ministry of Education; Department of Endocrinology, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan, China.
BMJ open
|January 7, 2026
概括
年轻女性 (20-24岁) 怀孕前甲状腺刺激激素 (TSH) 水平异常,面临着分娩大胎儿 (LGA) 婴儿的风险增加. 甲状腺功能对胎儿出生体重至关重要,特别是在年轻的母亲年龄组.
科学领域:
- 生殖内分泌学 生殖内分泌学
- 孕产妇与胎儿的医学
- 甲状腺学 甲状腺学
背景情况:
- 孕产妇的甲状腺功能显著影响胎儿的发育,特别是出生体重.
- 年龄是甲状腺功能的关键调节者,需要针对年龄的具体考虑.
- 了解怀孕前的甲状腺健康对于优化怀孕结果至关重要.
研究的目的:
- 为了研究特定年龄预先怀孕甲状腺刺激激素 (TSH) 水平与胎儿出生体重之间的关联.
- 为了确定TSH水平是否会影响不同孕妇年龄组的妊娠年龄大 (LGA),妊娠年龄小 (SGA) 和妊娠年龄适当 (AGA) 婴儿的发病率.
主要方法:
- 这是一项大型队列研究,涉及97,755名年龄在20-39岁之间的中国女性.
- 参与者分为四个年龄组:20-25岁,25-29岁,30-34岁和35-39岁.
- 怀孕前的TSH水平 (怀孕前6个月内) 和出生体重结果 (LGA,SGA,AGA) 使用受限立方脊柱和逻辑回归模型进行了分析.
主要成果:
- 怀孕前的TSH水平在四个母亲年龄组之间有显著差异.
- 在20-24岁的女性中,TSH水平与LGA和AGA结局有关. 具体来说,TSH水平在1.32-2.12mIU/L之间与较低的LGA几率和较高的AGA几率有关.
- 在25-39岁的女性中,没有观察到特定年龄的TSH水平与LGA,SGA或AGA风险之间的显著关联.
结论:
- 怀孕前的TSH水平与年轻女性 (20-24岁) 的LGA和AGA有显著的相关性,但在较年长的年龄组 (25-39岁) 没有.
- 年轻女性应该在怀孕前监测他们的甲状腺功能,因为异常的TSH水平可能会增加分娩LGA婴儿的风险.
- 这些发现凸显了特定年龄基准范围和对孕前甲状腺健康的监测的重要性.
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