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产后出血发病率在分娩中因体质指数升高而复杂化
Hailie Ciomperlik1, Rachel L Wiley2, Ipsita Ghose1
1Department of Obstetrics and Gynecology, Baylor College of Medicine, Houston, Texas.
American journal of perinatology
|May 7, 2025
概括
体重指数 (BMI) 30或更高的孕妇面临产后出血 (PPH) 的风险增加. 较高的BMI,特别是≥40kg/m2,与较高的出血相关的发病率有关,特别是在阴道分娩中.
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
- 公共卫生 公共卫生
背景情况:
- 体重指数 (BMI) 升高与产后出血 (PPH) 风险之间的关联在临床方案中没有得到一致的定义.
- 了解这种关系对于准确的风险分层和怀孕期间的患者管理至关重要.
研究的目的:
- 为了研究高BMI (≥30 kg/m2) 对当代产科医生群体产后出血风险的影响.
- 分析不同BMI类别 (30-39.9 kg/m2和≥40 kg/m2) 与母亲综合出血结局 (CMHO) 之间的关联.
主要方法:
- 一项回顾性队列研究分析了两年来在IV级中心的8,340次分娩的数据.
- 参与者根据BMI进行分类:<30,30-39.9,≥40kg/m2.
- 多变量波松回归计算CMHO的调整相对风险 (aRR),定义为血液损失,干预措施和严重的孕产妇结果.
主要成果:
- 增加的BMI (≥30 kg/m2) 与显著增加的CMHO风险相关 (aRR: 1.16-1.19).
- 这种增加的风险主要是由于较高的显著血液损失率 (≥1,000毫升) 和子宫发育使用.
- 亚组分析显示,BMI ≥40 kg/m2增加了阴道分娩中的CMHO风险 (aRR: 1.35),而BMI 30-39.9 kg/m2增加了剖腹产的风险 (aRR: 1.28).
结论:
- 孕妇的BMI≥30kg/m2经历了较高的出血相关发病率.
- 特定的BMI范围和分娩方式影响产后出血的风险概况.
- 需要进一步的研究来完善高BMI怀孕的临床管理策略,以减轻出血风险.
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