Retrospective Cohort Observational Study to Evaluate the Effectiveness and Safety of Fresh or Frozen Embryo Transfer

Retrospective Cohort Observational Study to Evaluate the Effectiveness and Safety of Fresh or Frozen Embryo Transfer After Ovarian Hyperstimulation (Administration of rFSH or HP-hMG Alone or Co-administration of rFSH and HP-hMG)

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT05130125

Enrollment

1166

Registered

2021-11-22

Start date

2021-09-14

Completion date

2023-06-30

Last updated

2023-08-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Infertility, Female

Brief summary

Detailed description

A multicenter, retrospective cohort observational study to evaluate the effectiveness and safety of fresh or frozen embryo transfer after ovarian hyperstimulation (administration of rFSH or HP-hMG alone or co-administration of rFSH and HP-hMG) to infertile female patients undergoing assisted reproductive technology to controlled ovarian hyperstimulation

Interventions

DRUGrFSH

rFSH or HP-hMG or rFSH and HP-hMG

Study design

Observational model

COHORT

Time perspective

RETROSPECTIVE

Eligibility

Sex/Gender

FEMALE

Age

19 Years to 39 Years

Healthy volunteers

Inclusion criteria

* First IVF-ET cycle patients

Exclusion criteria

Poor ovarian responder \- At least two of the following three features must be present: (i) Advanced maternal age (≥ 40 years) or any other risk factor for Poor ovarian response (POR); (ii) A previous POR (≤ 3 oocytes with a conventional stimulation protocol); (iii) An abnormal ovarian reserve test (i.e. AFC \< 5-7 follicles or AMH \< 0.5-1.1 ng/mL)

Design outcomes

Primary

Measure	Time frame	Description
Number of Oocytes	average of 14 days	Counting number of Oocytes

Countries

South Korea

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026