IVF-ET
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: (1) normal ovarian response (age between 20 and 40 years old and previous number of retrieved oocyte between 3 and 15); (2) women with all the embryos graded as poor quality according to Peters cleavage grade embryo scoring system[4] in the previous IVF/ICSI cycle; (3) women with repetitive fresh or frozen embryo transfers without pregnancy.
Exclusion criteria
Exclusion criteria: (1) poor or high ovarian response; (2) women with adjuvant therapy such as DHEA, CoQ10; (3) women with serious and unstable disease, such as cardiovascular disease, cerebrovascular disease; (4) women with recurrent spontaneous abortion; (5) male partner with severe oligoasthenozoospermia or teratozoospermia.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| clinical pregnancy rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| number of oocytes retrieved; | — |
Countries
China
Contacts
Northwest Women's and Children's Hospital