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Collection of Human Follicular Fluid, Follicle Somatic Cells, and Immature Oocytes from Individuals Undergoing In Vitro Fertilization
Published on: October 24, 2025
[Fertility treatment in Denmark--development and challenges].
Hans Jakob Ingerslev1, Peter Humaidan, Anders Nyboe Andersen
1Fertilitetsklinikken, Aarhus Universitetshospital, Aarhus. jakob.ingerslev@skejby.rm.dk
Ugeskrift for Laeger
|October 12, 2012
Summary
Assisted reproductive technology (ART) treatments in Denmark result in over 6,300 births annually, representing 9% of newborns. Despite fewer embryo transfers, ART delivery rates remain stable at 20% per cycle.
Area of Science:
- Reproductive medicine and endocrinology.
- Clinical obstetrics and gynecology.
- Public health and epidemiology.
Context:
- Assisted reproductive technology (ART) and intrauterine insemination are widely utilized in Denmark.
- Approximately 31,000 ART/IUI cycles are performed annually, contributing to about 9% of the national birth cohort.
- The established delivery rate for ART remains consistent at approximately 20% per initiated cycle over the past decade.
Purpose:
- To analyze the current landscape and outcomes of assisted reproductive technology in Denmark.
- To highlight the stable delivery rates achieved despite a trend towards single embryo transfer.
- To identify key challenges and future directions in fertility treatments.
Summary:
- Danish ART and intrauterine insemination treatments yield approximately 6,300 children yearly, constituting 9% of births.
- ART delivery rates, including in vitro fertilization, intracytoplasmic sperm injection, frozen embryo replacement, and oocyte donation, have remained stable at ~20% per cycle.
- This stability in success rates has been maintained even with the practice of transferring fewer embryos per cycle.
Impact:
- ART significantly contributes to the Danish birth rate, underscoring its public health importance.
- Consistent delivery rates suggest optimized protocols and laboratory techniques in ART.
- Future advancements are crucial to address challenges like increasing maternal age and enhancing embryo selection and cryopreservation.
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