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中华产科急救电子杂志 ›› 2025, Vol. 14 ›› Issue (03) : 161 -166. doi: 10.3877/cma.j.issn.2095-3259.2025.03.007

论著

辅助生殖技术妊娠与自然受孕阴道分娩患者发生产后出血风险因素的研究
曲江雪, 梁双依, 魏瑗, 石慧峰, 赵扬玉()   
  1. 100191 北京大学第三医院妇产科 国家妇产疾病临床医学研究中心 国家产科医疗质量管理中心
  • 收稿日期:2024-12-10 出版日期:2025-08-18
  • 通信作者: 赵扬玉
  • 基金资助:
    国家重点研发计划资助(2021YFC2701500); 国家自然科学基金项目(82271718;82301959); 北京大学第三医院院临床重点项目(BYSYZD2022008)

Risk Factors for Postpartum Hemorrhage in Vaginal Deliveries: Assisted Reproductive Technology Pregnancies versus Spontaneous Conceptions.

Jiangxue Qu, Shuangyi Liang, Yuan Wei, Huifeng Shi, Yangyu Zhao()   

  1. Department of Obstetrics and Gynecology, Peking University Third Hospital, National Clinical Research Center for Obstetrics and Gynecology, National Center for Healthcare Quality Management in Obstetrics, Beijing 100191, China
  • Received:2024-12-10 Published:2025-08-18
  • Corresponding author: Yangyu Zhao
引用本文:

曲江雪, 梁双依, 魏瑗, 石慧峰, 赵扬玉. 辅助生殖技术妊娠与自然受孕阴道分娩患者发生产后出血风险因素的研究[J/OL]. 中华产科急救电子杂志, 2025, 14(03): 161-166.

Jiangxue Qu, Shuangyi Liang, Yuan Wei, Huifeng Shi, Yangyu Zhao. Risk Factors for Postpartum Hemorrhage in Vaginal Deliveries: Assisted Reproductive Technology Pregnancies versus Spontaneous Conceptions.[J/OL]. Chinese Journal of Obstetric Emergency(Electronic Edition), 2025, 14(03): 161-166.

目的

比较辅助生殖技术(assisted reproduction technology,ART)受孕与自然受孕患者发生产后出血(postpartum hemorrhage,PPH)风险因素的差异,探索ART受孕是否为发生PPH的独立风险因素。

方法

收集2012年1月至2020年12月于北京大学第三医院阴道分娩的单胎妊娠、18~49岁共25 035例孕产妇的临床资料进行回顾性队列研究。根据是否ART受孕分为ART受孕组(2 003例,占8.0%)和自然受孕组(23 032例,占92.0%),分别对两组患者的年龄、分娩孕周、是否初产、体质指数、妊娠期贫血、妊娠期高血压疾病、妊娠期糖尿病、巨大胎儿和胎盘植入进行分析,采用卡方检验和Mann-Whitney U检验验证ART受孕与PPH发生率和出血量的相关性,并进一步行多因素logistic回归分析。

结果

ART组和非ART组PPH发生率分别为19.4%和11.9%(P<0.001)。消除年龄(34岁与31岁,P<0.001)、分娩孕周(39周与39周,P=0.924)、是否初产(91.4%与76.7%,P<0.001)、体质指数(21.631 kg/m2与21.077 kg/m2, P<0.001)、妊娠并发症[妊娠期贫血(5.5%与6.0%,P=0.410)、妊娠期高血压疾病(8.0%与5.9%,P<0.001)、妊娠期糖尿病(33.5%与21.9%,P<0.001)、巨大胎儿(3.1%与3.4%,P=0.482)和胎盘植入(4.0%与2.4%,P<0.001)]等混杂因素后,ART组的PPH发生率(OR=1.580,95%CI:1.382~1.806,P<0.001)和出血量(β=47.526,95%CI:7.051~88.001,P=0.021)仍显著高于非ART组。

结论

相比于自然受孕的产妇,辅助生殖技术受孕产妇在阴道分娩时更易发生PPH,提示应加强对ART妊娠孕产妇的风险管理。

Objective

To compare the differences in risk factors of postpartum hemorrhage (PPH) between patients conceiving via assisted reproductive technology (ART) and spontaneous conception, and to explore whether ART conception is an independent risk factor for PPH.

Methods

A retrospective cohort study was conducted involving 25 035 women aged 18-49 years with singleton vaginal deliveries at Peking University Third Hospital from January 2012 to December 2020. They were divided into ART group (2 003 cases, accounting for 8.0%) and natural pregnancy group (23 032 cases, accounting for 92.0%) based on whether ART conception occurred. The maternal age, gestational age at delivery, primiparous status, body mass index (BMI), pregnancy complications (pregnancy anemia, hypertensive disorders in pregnancy, gestational diabetes mellitus, macrosomia and placenta accreta spectrum) of the two groups were analyzed respectively. Chi-square and Mann-Whitney U tests were used to verify the correlation between ART and the incidence of PPH and blood loss. Furthermore, multivariate logistic regression was conducted.

Results

The incidence of PPH in the ART group and non-ART group was 19.4% and 11.9%, respectively (P<0.001). After removing the confounding factors such as maternal age (34 years vs 31 years, P<0.001), gestational age (39 weeks vs 39 weeks, P=0.924), primiparous status (91.4% vs 76.7%, P<0.001), body mass index (BMI) (21.631 kg/m2 vs 21.077 kg/m2, P<0.001), pregnancy complications [pregnancy anemia (5.5% vs 6.0%, P=0.410), hypertensive disorders in pregnancy (8.0% vs 5.9%, P<0.001), gestational diabetes mellitus (33.5% vs 21.9%, P<0.001), macrosomia (3.1% vs 3.4%, P=0.482) and placenta accreta spectrum (4.0% vs 2.4%, P<0.001)], the incidence of PPH (OR=1.580, 95%CI: 1.382~1.806, P<0.001) and blood loss (β=47.526, 95%CI: 7.051~88.001, P=0.021) in the ART group was significantly higher than that in the non-ART group.

Conclusions

Compared with spontaneous conception, ART conception is associated with an increased risk of PPH during vaginal delivery, highlighting the need for enhanced risk management in ART pregnancies.

表1 两组孕妇一般资料的比较
表2 两组孕妇妊娠相关并发症的比较[例数(%)]
表3 两组孕妇PPH发生率和出血量的比较
表4 ART及其他相关因素与PPH发生风险的Logistic回归分析结果
表5 ART及其他相关因素与出血量的线性回归分析结果
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