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亚托西班在以前植入失败的个体中经历冷芽细胞移植:一个随机对照试验
He Cai1, Shan Liu2, Wentao Li3,4
1Assisted Reproduction Center, Northwest Women's and Children's Hospital, Xi'an, China.
Human reproduction (Oxford, England)
|March 4, 2025
概括
阿托西班在经过冷芽细胞移植的先前植入失败的个体中没有显著改善活产率. 这项研究表明,日常使用Atosiban不支持改善妊娠结果.
科学领域:
- 生殖医学 生殖医学
- 临床试验 临床试验
- 药理学 药理学是指药理学的学科.
背景情况:
- 在胚胎移植期间过度的子宫收缩与辅助生殖技术 (ART) 中更低的怀孕率有关.
- 作为一种催产素受体对抗剂的阿托西班正在研究其降低子宫收缩能力和改善ART成功的潜力.
- 现有的关于阿托西班在ART中的疗效的数据仍然是不确定的.
研究的目的:
- 确定在冷胚胎细胞转移周围静脉注射Atosiban是否会提高ART中的活产率.
- 评估阿托西班对子宫收缩性和随后怀孕结果的影响.
主要方法:
- 一个随机的,安慰剂对照的临床试验,涉及1100名具有一种植入失败史的个体,经过冷胚胎细胞移植.
- 参与者在胚胎移植30分钟前接受了静脉注射Atosiban (37.5毫克) 或安慰剂.
- 生产是主要结果,通过通过阴道超声波评估子宫收缩性.
主要成果:
- 在阿托西班组 (49.5%) 和安慰剂组 (44.7%) 之间没有观察到活产率的显著差异.
- 在患有异常子宫收缩的小组中,Atosiban的活产率为51.9%,而安慰剂为39.3%,尽管这种差异在统计学上并不显著.
- 该研究没有支持Atosiban的常规使用,以改善这一群体的怀孕结果.
结论:
- 静脉输入的阿托西班在经过冷胚胎细胞移植的个体中没有显著增加活产率,这些个体有先前一个植入失败的病史.
- 该研究的单中心设计和特定的参与者重点可能会限制概括性.
- 研究结果不支持在冷胚胎移植中常规使用阿托西班来改善妊娠结果.
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