Multiple pregnancy
Conditions
Interventions
Trial group:In single blastocyst frozen embryo transfer (FET) cycles, on the premise of morphological prioritization, embryos for transfer are selected using a dual screening criterion that incorporat
Control group:In single blastocyst frozen embryo transfer (FET) cycles, embryos with high blastocyst quality scores are selected for transplantation in accordance with the routine clinical strategy of
Sponsors
Sun Yat-sen Memorial Hospital, Sun Yat-sen University
Eligibility
Sex/Gender
Female
Age
No minimum to 34 Years
Inclusion criteria
Inclusion criteria: 1. Patients with infertility caused by fallopian tube factors; 2. Patients with mild or moderate oligospermia, asthenospermia and teratozoospermia; 3. Fertility treatment by ART: IVF or ICSI; 4. Female age =2.
Exclusion criteria
Exclusion criteria: 1. Patients with chromosomal abnormalities; 2. Patients with recurrent implantation failure (>=3 previous implantation failure cycles); 3. Uterine malformation, submucous uterine myoma (>=0.5 cm), endometrial polyp, intrauterine adhesion, or intrauterine effusion; 4. Endometriotic cyst or adenomyosis; 5. Patients with polycystic ovary syndrome; 6. Patients with severe oligospermia, asthenospermia and teratozoospermia; 7. ART treatment: TESA, PGT; 8. Female age >=35 years; 9. Fresh embryo transfer cycle; 10. Non-single blastocyst transfer cycle.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Clinical pregnancy rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| Ongoing pregnancy rate;Live birth rate; | — |
Countries
China
Contacts
Public ContactHaijing Zhao
Sun Yat-sen Memorial Hospital, Sun Yat-sen University
Outcome results
None listed