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Comparison of endometrial receptivity between fresh and frozen–thawed embryo transfer after GnRH-antagonist protocol in IVF/ICSI: a prospective randomized trial

Comparison of endometrial receptivity between fresh and frozen–thawed embryo transfer after GnRH-antagonist protocol in IVF/ICSI: a prospective randomized trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1800015110
Enrollment
Unknown
Registered
2018-03-07
Start date
2015-09-01
Completion date
Unknown
Last updated
2018-03-12

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

Conditions

infertility

Interventions

fresh embryo transfer:fresh embryo transfer
frozen–thawed embryo transfer:frozen–thawed embryo transfer

Sponsors

the First People Hospital of Yunnan Province
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 38 Years

Inclusion criteria

Inclusion criteria: (1) aged 18-38 years; (2) basal FSH<10mIU/ml; (3) a body mass index (BMI) of 18–29 kg/m2; (4) a normal menstrual cycle.

Exclusion criteria

Exclusion criteria: polycystic ovarian syndrome(PCOS), previous ovarian surgery, ovarian cyst, endometriosis Stages III and IV, adenomyosis, hydrosalpinx, severe pelvic adhesion, uterine fibroid, endometrial polyp, uterine anomaly and scarred uterus.

Design outcomes

Primary

MeasureTime frame
clinical pregnancy rate;—

Secondary

MeasureTime frame
Implantation rate;Ongoing pregnancy rate;Live birth rate;Uterine artery S/D ratio;Uterine artery PI;Uterine artery RI;the type of blood flow in the endometrial and subendometrial areas;—

Countries

China

Contacts

Public ContactYanping Ma

Reproductive medicine department, the First People Hospital of Yunnan Province

mayanpinghome@163.com+86 13759173488

Outcome results

None listed

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