# Family formations in fertility treatment 2018
UK IVF and DI statistics for heterosexual, female same-sex and single patients
Published: 22 September 2020
[**Download the underlying data set in .xlsx (144KB)**](https://www.hfea.gov.uk/media/3294/family-formations-2018-complete-underlying-data-tables.xlsx).
[**Download a PDF version of this report (976KB)**](https://www.hfea.gov.uk/media/3234/family-formations-in-fertility-treatment-2018.pdf "Family formations 2018").
## **Table of contents**
- **[Main points](https://www.hfea.gov.uk/about-us/publications/research-and-data/family-formations-in-fertility-treatment-2018/#mainpoints)**
- **[Section 1. In vitro fertilisation (IVF) increasingly used over donor insemination (DI) for single patients and patients in female same-sex relationships](https://www.hfea.gov.uk/about-us/publications/research-and-data/family-formations-in-fertility-treatment-2018/#Section1)**
- **[Section 2. IVF birth rates increased most for patients in female same-sex relationship as average age declined](https://www.hfea.gov.uk/about-us/publications/research-and-data/family-formations-in-fertility-treatment-2018/#Section2)**
- **[Section 3. DI birth rates lowest for single patients due to higher average age](https://www.hfea.gov.uk/about-us/publications/research-and-data/family-formations-in-fertility-treatment-2018/#Section3)**
- **[Section 4. Egg freezing most used by single patients](https://www.hfea.gov.uk/about-us/publications/research-and-data/family-formations-in-fertility-treatment-2018/#Section4)**
- **[Section 5. NHS-funded cycles were more common for patients in heterosexual relationships](https://www.hfea.gov.uk/about-us/publications/research-and-data/family-formations-in-fertility-treatment-2018/#Section5)**
- **[Section 6. Patients in female same-sex relationships used cost-reducing egg share programme at the highest rate](https://www.hfea.gov.uk/about-us/publications/research-and-data/family-formations-in-fertility-treatment-2018/#...
Human Fertilisation and Embryology Authority. (2020). Family Formations in Fertility Treatment 2018. https://www.hfea.gov.uk/about-us/publications/research-and-data/family-formations-in-fertility-treatment-2018/