The Clinical Outcome of Twin Pregnancies after IVF

체외수정 후 출산한 쌍태아의 임상적 고잘

  • 한명석 (동아대학교 의과대학 산부인과학교실) ;
  • 박은구슬 (동아대학교 의과대학 산부인과학교실)
  • Published : 2007.09.30

Abstract

Objective: To compare the outcome of twin pregnancies after in-vitro fertilization (IVF) with that of spontaneously conceived twins. Methods: We analyzed 146 twins retrospectively, who had been delivered between January 2000 and July 2005. After reviewing their obstetric medical records, 72 twins conceived with IVF (IVF group) and 51 spontaneously conceived twins (spontaneous group), whose gestational age was over 24 weeks, were recruited for this study. Results: There were no significant statistical differences of demographic features such as maternal age, gestational age and fetal weight between the two groups. However, the risk of pregnancy-induced hypertension (PIH) and gestational diabetes (G-DM) had significantly increased in the group of IVF (OR 2.59; 95% CI 1.01$\sim$6.66). The risk of fetal weight discordancy rate (>20%) and fetal-sex homology rate in IVF group were decreased (OR 0.37; 95% CI 0.14$\sim$0.96, OR 0.45; 95% CI 0.21$\sim$0.99). Conclusion: In this comparative study, maternal PIH and G-DM risks of IVF group are higher than that of spontaneous group. But, fetal-weight discordancy risk and fetal-sex homology rate were lower in IVF group.

목 적: 체외수정으로 출산한 쌍태아와 자연임신으로 출산한 쌍태아 간의 산과적 결과의 차이를 비교하고자 한다. 연구방법: 2000년 1월부터 2005년 6월까지 출산한 146건의 쌍태아에 관한 산과적 기록을 검토한 후, 출생 시 재태연령이 24주 이상이며 체외수정으로 임신한 72건을 연구군 (체외수정군), 자연임신한 51건을 대조군 (자연임신이군)으로 나누어 연구를 시행하였다. 결 과: 두 군 간에 산모 연령, 출산 시 재태 연령, 태아체중 등의 차이는 없었지만, 임신성 고혈압과 임신성 당뇨의 발생 위험도는 체외수정군에서 높았다 (OR 2.59; 95% CI 1.01$\sim$6.66). 20% 이상 태아 체중 차이와 같은 성의 쌍태아 발생의 위험도는 체외수정군에서 낮았다 (OR 0.37; 95% CI 0.14$\sim$0.96, OR 0.45; 95% CI 0.21$\sim$0.99). 결 론: 본 연구의 결과로는 체외수정으로 출생한 쌍태아는 자연임신으로 출생한 경우보다 태아 체중 차이의 빈도 및 같은 성 출생의 빈도가 낮았다.

Keywords

References

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