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A retrospective cohort study of the efficacy of GnRH-ant pretreatment on antagonist regimens for in vitro fertilization embryo transfer in patients with PCOS

A retrospective cohort study of the efficacy of GnRH-ant pretreatment on antagonist regimens for in vitro fertilization embryo transfer in patients with PCOS

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300071525
Enrollment
Unknown
Registered
2023-05-17
Start date
2020-02-01
Completion date
Unknown
Last updated
2023-06-12

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

Conditions

Polycystic ovary syndrome

Interventions

GnRH-ant pretreated group:None
GnRH-ant unpretreated group:None

Sponsors

The People's Hospital of Guangxi Zhuang Autonomous Region
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
20 Years to 35 Years

Inclusion criteria

Inclusion criteria: 1. PCOS was diagnosed according to the Rotterdam criteria in 2003 2. No hormone drugs were taken in the 3 months prior to inclusion 3. IVF/ICSI assisted pregnancy with a flexible antagonist regimen 4. Sign relevant informed consent

Exclusion criteria

Exclusion criteria: 1. Uterine lesions (such as adenomyosis, uterine adhesions, uterine malformations) 2. Other diseases that can cause hyperandrogenemia or abnormal ovulation (such as hyperprolactinemia, thyroid diseases, adrenal tumors, etc.) 3. History of surgery on either ovary 4. Patients with kidney, liver, heart disease, and hematopoietic dysfunction 5. Either spouse has chromosomal abnormalities

Design outcomes

Primary

MeasureTime frame
D3 high-quality embryos rate;Gn days;

Secondary

MeasureTime frame
fertilization rate;total fertilization rate;normal fertilization rate;high quality blastocyst rate;blastocyst transformation rate;freezable blastula rate;embryo implantation rate;biochemical pregnancy rate;clinical pregnancy rate;miscarrige rate;live birth rate;cycle cancellation rate;multiple birth rate;age;protocol fertilization;duration of infertility;body mass index;basal FSH;basal E2;basal P;basal LH;basal T;AFC;infertility factor;total Gn amount;total GnRH-ant amount ;GnRH-ant amount after initiating;LH on day of initiating;FSH on day of initiating;P on day of initiating ;E2 on day of initiating day;E2 on day of antagonist addition day;LH on day of antagonist addition;P on day of antagonist day ;endometrial thickness on day of hCG trigger;E2 on day of hCG trigger;LH on day of hCG trigger;P on day of hCG trigger;number of oocytes retrieved;MII oocyte rate;2PN rate;cumulative pregnancy rate;cumulative live birth rate;

Countries

China

Contacts

Public ContactLiling Liu

The People's Hospital of Guangxi Zhuang Autonomous Region

liulilingnn@126.com+86 138 7711 1226

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026