January 18, 2026

Elective Single Embryo Transfer (eSET) Benefits & Trends in IVF

eSET rates in IVF have doubled at RSCBA, reducing multiple pregnancy risks like preterm birth and preeclampsia, with 64% of patients under 35 opting for single embryo transfers in 2014.


Key Takeaways

Elective Single Embryo Transfer (eSET) Reduces Multiple Pregnancy Risks

Transferring one embryo lowers the 60% preterm birth rate and 30% twin pregnancy rates associated with multiple embryo transfers, while avoiding complications like preeclampsia and low birth weight.

Who Qualifies for eSET: Age and Embryo Quality Factors

Patients under 38 with ≥2 healthy embryos are ideal candidates, though preimplantation genetic screening (PGS) enables older women to safely select single high-quality embryos.

Preimplantation Genetic Screening (PGS) Enhances eSET Success Rates

PGS identifies genetically normal embryos, boosting singleton pregnancy chances by 20-30% in women over 38 and reducing the need for multiple embryo transfers.


Source: Read full article