Last updated on July 2019

Cumulative Live Birth Rates After Cleavage-stage Versus Blastocyst-stage Embryo Transfer


Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions: Infertility
  • Age: Between 20 - 40 Years
  • Gender: Female

Inclusion criteria:

  1. Women aged 20 and 40 years.
  2. Women with the number of transferrable cleavage embryos 3;
  3. Women undergoing their first or second cycle of IVF or ICSI.

Exclusion criteria

  1. Women who have been diagnosed with uterine abnormalities (confirmed by three-dimensional ultrasonography or hysteroscopy), including malformed uterus (uterus unicornis, septate uterus or duplex uterus), submucous myoma, or intrauterine adhesion
  2. Women who plan to undergo In Vitro Maturation (IVM);
  3. Women who plan to undergo Preimplantation Genetic Diagnosis (PGD) /Preimplantation Genetic Screening (PGS).
  4. Women who have Women who have hydrosalpinx visible on ultrasound.
  5. Women who have experienced recurrent spontaneous abortions, defined as 2 or more previous pregnancy losses.
  6. Women who have been developed a "freeze-all" treatment plan for purpose of subsequent surgery, such as salpingectomy due to hydrosalpinx after oocytes retrieval.
  7. Women with contraindications to assisted reproductive technology and/or pregnancy, such as uncontrolled hypertension, symptomatic heart diseases, uncontrolled diabetes, undiagnosed liver disease or dysfunction (based on serum liver enzyme test results), undiagnosed renal disease or abnormal renal function, severe anemia, history of deep venous thrombosis, pulmonary embolus or cerebrovascular accident, history of or suspicious for cancer, undiagnosed vaginal bleeding.

Recruitment Status: Open


Brief Description Eligibility Contact Research Team


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