Randomized Controlled Trial Clinical Trial
— TETHEROfficial title:
Effect of Hyaluronan-enriched Medium on the Cumulative Ongoing Pregnancy Rate: a Prospective Randomized Trial
Assessing whether the use of hyaluronan-enriched transfer medium can increase the cumulative ongoing pregnancy rate
Status | Recruiting |
Enrollment | 400 |
Est. completion date | December 31, 2024 |
Est. primary completion date | January 1, 2024 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | Female |
Age group | 18 Years to 40 Years |
Eligibility | Inclusion Criteria: - Patients with own oocytes/embryos; - Patients with female age at 1st OR in the study <40 year; - Patients planned for a 2nd oocyte retrieval, with no clinical ongoing pregnancy after the previous oocyte retrieval - Patients planned for a 3rd oocyte retrieval with no clinical ongoing pregnancy after previous oocyte retrievals - Patients with female age at 1st OR in the study <40 year; - Patients with BMI =32; - Patients with written informed consent; Exclusion Criteria: - |
Country | Name | City | State |
---|---|---|---|
Belgium | Leuven University Fertility Center | Leuven |
Lead Sponsor | Collaborator |
---|---|
KU Leuven |
Belgium,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | number of transfers needed to reach ongoing pregnancy | The primary outcome parameter is the number of transfers needed to reach ongoing pregnancy (ongoing defined as a pregancy with a viable fetus with FHB at 12 weeks of pregnancy), as a time-to-event outcome variable. Patients that do not reach pregnancy, are censored at their last transfer. | ongoing defined as a pregancy with a viable fetus with FHB at 12 weeks of pregnancy | |
Secondary | number of transfers needed to reach clinical pregnancy, life birth, miscarriage, multiple pregnancy | clinical pregnancy is defined as a pregnancy with at least one intrauterine (IU) or extrauterine (EU) fetal sac at 6-7 weeks of pregnancy) | until Live birth: 9 months after ET |
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