Maternal and neonatal outcomes following in vitro fertilization: A cohort study in Romania

  • Authors:
    • Andreea Mădălina Bănică
    • Simona Daniela Popescu
    • Simona Vlădăreanu
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  • Published online on: November 9, 2021     https://doi.org/10.3892/etm.2021.10956
  • Article Number: 34
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Abstract

Although in recent years the number of pregnancies obtained through in vitro fertilization (IVF) has increased significantly, a higher incidence of complications has been identified in this group. The widespread development and use of IVF has led to an increasing rate of multiple pregnancies and thus their associated complications. However, whether these complications occur due to assisted reproduction or infertility problems remains to be elucidated. In the present study, a comparison was made of IVF pregnancies with spontaneous conception, and the risk of obstetric and neonatal complications was assessed. An ambispective observational cohort study was carried out between January 2017 and October 2021 at Elias University Emergency Hospital, Romania. The exposed cohort included 132 IVF pregnancies and the control cohort included 157 spontaneous pregnancies. The IVF group included 110 pregnancies with fresh embryo‑transfer and 22 pregnancies with cryopreserved embryo‑transfer. Obstetric, perinatal and neonatal complications were analysed by multivariable logistic analysis. The results showed that, IVF pregnancies had a higher risk of pregnancy‑induced hypertension (OR=6.42, 95% CI=1.72‑23.92) and placental abnormalities (OR=5.49, 95% CI=1.07‑28.17). Neonates obtained through IVF had a higher risk of prematurity (OR=6.52, 95% CI=2.99‑14.20), low birth weight (LBW) (OR=17.18, 95% CI=7.06‑41.87), small for gestational age (OR=4.10, 95% CI=1.95‑8.59) and were more frequently hospitalized in the Neonatal Intensive Care Unit (NICU) (OR=11.91, 95% CI=5.72‑24.81). Nulliparous women were associated with an increased risk of NICU admission (OR=0.46, 95% CI=0.25‑0.88) and risk of LBW (OR=0.37, 95% CI=0.19‑0.75). Maternal age ≥35 years had no influence as a confounding variable. In conclusion, this cohort study showed that IVF pregnancies have a higher risk of obstetric and neonatal complications than pregnancies obtained by spontaneous conception.
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January-2022
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Spandidos Publications style
Bănică AM, Popescu SD and Vlădăreanu S: Maternal and neonatal outcomes following <em>in vitro</em> fertilization: A cohort study in Romania. Exp Ther Med 23: 34, 2022
APA
Bănică, A.M., Popescu, S.D., & Vlădăreanu, S. (2022). Maternal and neonatal outcomes following <em>in vitro</em> fertilization: A cohort study in Romania. Experimental and Therapeutic Medicine, 23, 34. https://doi.org/10.3892/etm.2021.10956
MLA
Bănică, A. M., Popescu, S. D., Vlădăreanu, S."Maternal and neonatal outcomes following <em>in vitro</em> fertilization: A cohort study in Romania". Experimental and Therapeutic Medicine 23.1 (2022): 34.
Chicago
Bănică, A. M., Popescu, S. D., Vlădăreanu, S."Maternal and neonatal outcomes following <em>in vitro</em> fertilization: A cohort study in Romania". Experimental and Therapeutic Medicine 23, no. 1 (2022): 34. https://doi.org/10.3892/etm.2021.10956