IVF (In Vitro Fertilization) success rates in the U.S. are influenced by several factors, including a woman’s age, clinic expertise, ovarian reserve, and embryo quality. Below is a detailed overview of current IVF success rates and key influencing factors.
🧬 Average IVF Success Rates in the U.S. (2023–2024)
According to data from the CDC (Centers for Disease Control and Prevention) and SART (Society for Assisted Reproductive Technology), the average live birth rate per fresh embryo transfer cycle is as follows:
| Age Group | Live Birth Rate per Cycle | Notes |
|---|---|---|
| Under 35 | 45% – 55% | Best age range with highest success |
| 35–37 | 35% – 45% | Slight decline in success |
| 38–40 | 25% – 35% | Requires more personalized treatment |
| 41–42 | 15% – 25% | Noticeable drop in success |
| Over 42 | 5% – 10% | May require donor eggs or alternatives |
Note: These statistics are for fresh embryo transfers. Success rates for frozen embryo transfers (FET) are often slightly higher due to more favorable conditions during implantation.
📌 Key Factors That Affect IVF Success Rates
- Age of the Woman
Age is the most critical factor. As women age, the quality and quantity of eggs decrease, and the risk of chromosomal abnormalities in embryos increases. - Ovarian Reserve
Indicators like AMH levels, baseline FSH, and antral follicle count reflect ovarian reserve. The better the reserve, the higher the potential success rate. - Embryo Quality
High-quality embryos have a better chance of implantation and healthy development. Embryo grading and genetic testing can help select the best ones. - Clinic Technology and Team
The clinic’s laboratory conditions, equipment, and the experience of doctors and embryologists significantly impact the outcome. - Lifestyle and Health Conditions
Smoking, obesity, and chronic medical conditions can all reduce IVF success rates.
🌟 IVF Success Rates at Top U.S. Clinics
Some top fertility clinics achieve success rates above the national average due to their advanced technologies and refined protocols. For example:
- INCINTA Fertility Center (IFC)
Reports indicate that the success rate for women under 35 exceeds 55%. - Columbia University Fertility Center and NYU Langone Fertility Center
Typically maintain success rates between 45% and 50% for younger patients.
✅ How to Use IVF Success Rate Data
- Compare multiple clinics to find one with high success rates that matches your needs.
- Work with a specialist who tailors a treatment plan to your specific condition and history.
- Rely on verified sources like CDC and SART to access transparent, credible clinic data.