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COVID19 Pandemic affected recruitment across 2020 and the stringent inclusion criteria makes the proposed sample size to be likely unachievable in reasonable period.
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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.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Day 3 transfer | Experimental | Transfer on day 3 when only one embryo is available |
|
| Day 5 transfer | Experimental | Transfer on day 5 when only one embryo is available |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Embryo transfer | Other | Transfer of only one embryo |
|
| Measure | Description | Time Frame |
|---|---|---|
| Ongoing pregnancy rate | within 20 weeks of gestation |
| Measure | Description | Time Frame |
|---|---|---|
| Biochemical pregnancy rate | One month | |
| clinical pregnancy | 7 weeks of gestation | |
| Embryo development after In vitro fertilization cycle |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Qena Fertility Center | Qina | Qena Governorate | 123456 | Egypt | ||
| Banon Assiut |
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| ID | Term |
|---|---|
| D007246 | Infertility |
| ID | Term |
|---|---|
| D000091662 | Genital Diseases |
| D000091642 | Urogenital Diseases |
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| ID | Term |
|---|---|
| D004624 | Embryo Transfer |
| ID | Term |
|---|---|
| D027724 | Reproductive Techniques, Assisted |
| D012099 | Reproductive Techniques |
| D013812 | Therapeutics |
| D008919 | Investigative Techniques |
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| 6 days after in vitro fertilization |
| Asyut |
| Egypt |
| IbnSina IVF Center, IbnSina Hospital | Sohag | 12345 | Egypt |