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Trial · NCT03228680

Registered outcomes39

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryNumber of Oocytes Retrieved36h (± 2h) after triggering of final follicular maturation (On day of oocyte retrieval)The number of oocytes retrieved was recorded at the oocyte retrieval visit.
SecondaryClinical Pregnancy Rate5-6 weeks after transfer (up to approximately 3 months after start of stimulation)Clinical pregnancy was defined as at least one gestational sac 5-6 weeks after transfer.
SecondaryPositive Beta Unit of Human Chorionic Gonadotropin (Beta-hCG) Rate13-15 days after transfer (up to approximately 1.5 months after start of stimulation)Defined as positive serum beta-hCG test 13-15 days after transfer.
SecondaryVital Pregnancy Rate5-6 weeks after transfer (up to approximately 3 months after start of stimulation)Vital pregnancy was defined as at least one intrauterine gestational sac with fetal heart beat 5-6 weeks after transfer.
SecondaryImplantation Rate5-6 weeks after transfer (up to approximately 3 months after start of stimulation)Implantation rate was defined as the number of gestational sacs 5-6 weeks after transfer divided by the number of blastocysts transferred.
SecondaryProportion of Participants With Cycle Cancellation Due to Poor or Excessive Ovarian ResponseEnd-of-stimulation (up to 20 stimulation days)
SecondaryProportion of Participants With Blastocyst Transfer Cancellation Due to Excessive Ovarian Response / OHSS RiskEnd-of-stimulation (up to 20 stimulation days)
SecondaryProportion of Participants With <4, 4-7, 8-14, 15-19 and ≥20 Oocytes RetrievedOn the day of oocyte retrieval (up to 22 days after start of stimulation)
Defined as proportion of participants grouped according to the number of oocytes retrieved. The proportion of participants with \<4 oocytes (low response), 4-7 oocytes (moderate response), 8-14 oocytes (targeted response), 15-19 oocytes (hyperresponse) and ≥20 oocytes (severe hyperresponse) are presented.
SecondaryProportion of Participants With Extreme Ovarian Responses (Defined as <4, ≥15 or ≥20 Oocytes Retrieved) in Risk PopulationOn the day of oocyte retrieval (up to 22 days after start of stimulation)
SecondaryProportion of Participants With Preventive Interventions for Early Ovarian Hyperstimulation Syndrome (OHSS)≤9 days after triggering of final follicular maturation
SecondaryProportions of Participants With Early OHSS (Including OHSS of Moderate/Severe Grade) and/or Preventive Interventions for Early OHSSUp to 9 days after triggering of final follicular maturation
Defined as proportion of participants with early OHSS, early OHSS of moderate or severe grade, preventive interventions for early OHSS, early OHSS and/or preventive interventions for early OHSS, and early OHSS of moderate or severe grade and/or preventive interventions for early OHSS are presented.
SecondaryProportions of Participants With Late OHSS (Including OHSS of Moderate/Severe Grade)>9 days after triggering of final follicular maturation
Defined as proportions of participants with late OHSS (including OHSS of moderate/severe grade). Late OHSS was defined as OHSS with onset \>9 days after triggering of final follicular maturation. The proportion of participants with late OHSS, and late OHSS of moderate or severe grade are presented. All OHSS cases were graded as mild, moderate, or severe.
SecondaryNumber of Follicles on Stimulation Day 6At Day 6 of stimulationDefined as the number of follicles observed in both ovaries at the last transvaginal ultrasound (TVUS) in the stimulation phase (on stimulation Day 6).
SecondaryNumber of Follicles at End-of-stimulationEnd-of-stimulation (up to 20 stimulation days)Defined as the number of follicles observed in both ovaries at the last TVUS in the stimulation phase (end-of-stimulation).
SecondarySize of Follicles on Stimulation Day 6At Day 6 of stimulationDefined as size characteristics of follicles on stimulation Day 6. Average size of 3 largest follicles has been presented in this endpoint.
SecondarySize of Follicles at End-of-StimulationEnd-of-stimulation (up to 20 stimulation days)Defined as size characteristics of follicles at end-of-stimulation. Average size of 3 largest follicles has been presented in this endpoint.
SecondaryFertilization RateDay 1 after oocyte retrieval (up to approximately 22 days after start of stimulation)The fertilization rate was defined as the number of oocytes with 2 pronuclei divided by the number of oocytes retrieved.
SecondaryNumber and Quality of EmbryosDay 3 after oocyte retrieval (up to approximately 24 days after start of stimulation)Number of embryos (total and good-quality) on Day 3 are presented. A good-quality embryo was defined as an embryo with ≥6 blastomeres and fragmentation ≤20% on Day 3.
SecondaryNumber and Quality of BlastocystsDay 5 after oocyte retrieval (up to approximately 26 days after start of stimulation)
Number of embryos (total and good-quality) on Day 5 are presented. The quality evaluation of blastocysts consisted of assessment of three parameters, as per the Gardner \& Schoolcraft system: blastocyst expansion and hatching status (graded: 1-6), inner cell mass (graded: A-D) and trophectoderm (graded: A-D). A good-quality blastocyst was defined as a blastocyst of grade 3BB or higher.
SecondaryCirculating Levels of Endocrine Parameters (Follicle-stimulating Hormone [FSH], Luteinising Hormone [LH]) on Stimulation Day 6At Day 6 of stimulationThe median and inter-quartile range (IQR) of FSH and LH levels on stimulation Day 6 are presented.

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

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