Transfer of Single Embryo on Day 3 or 5 When Only One Embryo Transfer
| Registry | NCT04210414, acronym Cleave-blast |
|---|---|
| Status | Terminated - COVID19 Pandemic affected recruitment across 2020 and the stringent inclusion criteria makes the proposed sample size to be likely unachievable in reasonable period. |
| Phase | Not applicable |
| Study type | Interventional; randomized, parallel, masking: triple, other |
| Enrollment | 83 (Actual) |
| Sponsor | Ibn Sina Hospital (Other gov) |
| Conditions | Infertility |
| Interventions | Embryo transfer (Other) |
| Dates | start 2020-01-10, primary completion 2021-11-10, completion 2021-11-10, first posted 2019-12-24, last updated 2022-06-15 |
| Locations | 3 sites in Egypt |
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When only one embryo is available after in vitro fertilization, the option is to transfer either day 3 or day 5. There is no randomized trial compared the day 3 to day 5 for this subgroup.
Recruitment is very slow. The TSC will discuss termination next meeting with the DMC.
| Arm | Type | Interventions | Description |
|---|---|---|---|
| Day 3 transfer | Experimental | Other: Embryo transfer | Transfer on day 3 when only one embryo is available |
| Day 5 transfer | Experimental | Other: Embryo transfer | Transfer on day 5 when only one embryo is available |
Sex: Female, ages: 18 Years to 42 Years
Inclusion Criteria: * Infertile couple with only one embryo available for transfer Exclusion Criteria: * ineligible for study
| Facility | City | Country | Status |
|---|---|---|---|
| Qena Fertility Center | Qina, Qena Governorate | Egypt | |
| Banon Assiut | Asyut | Egypt | |
| IbnSina IVF Center, IbnSina Hospital | Sohag | Egypt |