Infertility
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.The age ranges from 35 to 42 (including the boundary values); 2. Infertile women undergoing their first ICSI treatment; 3.The number of high-quality blastocysts on days 5 or 6 (>= 4BC) is at least 2
Exclusion criteria
Exclusion criteria: 1.Women who have uterine abnormalities, such as uterine malformation(unicorn uterus, bilateral uterus); untreated mediastinal uterus, adenomyoma of uterus, submucous myoma, endometrial polyps and intrauterine adhesions (include patients with a history of intrauterine adhesions); 2. Untreated severe hydrosalpinx; 3. Undergoing egg or sperm donation treatment; 4. Women with contraindications to assisted reproductive technologies and pregnancy, or the presence of diseases with a clear impact on pregnancy.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cumulative ongoing Pregnancy Rate(Up to three single embryo transfers within one year after randomization); | — |
Secondary
| Measure | Time frame |
|---|---|
| Early Miscarriage Rate in the First Transfer Cycle;Biochemical Pregnancy Rate;Clinical Pregnancy Rate;Time to live birth;Transfer cycles to live birth;Pregnancy and perinatal complication;Birth weight;Congenital anomalies; | — |
Countries
China
Contacts
Suzhou Municipal Hospital