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The influence of using different endometrial preperation protocols during the freeze-thawed embryo transfer cycles on the clinical pregnancy and obstetric-neonatal outcomes of infertile patients

The influence of using different endometrial preperation protocols during the freeze-thawed embryo transfer cycles on the clinical pregnancy and obstetric-neonatal outcomes of infertile patients

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600116484
Enrollment
Unknown
Registered
2026-01-12
Start date
2026-01-12
Completion date
Unknown
Last updated
2026-01-27

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

Conditions

Infertility

Interventions

Natural Cycle Programme Group:None
Artificial Cycle Protocol Group:None

Sponsors

Tongji Hospital, Tongji Medical College ,Huazhong University of Science and Technology
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1.Patients aged 18 to 45 who underwent IVF/ICSI-ET treatment at this center from 2018 to 2024, were infertile for more than 12 months after marriage without contraception, and had normal sexual life.

Exclusion criteria

Exclusion criteria: 1.Patients with abnormal immune function, coagulation disorders and endocrine imbalances; 2.Patients with congenital uterine malformations; 3.Patients with hydrosalpinx or uterine cavity abnormalities who have not received clinical treatment; 4.Combined with other chronic diseases, such as liver, kidney, blood system, cerebrovascular, skin diseases and severe gastrointestinal diseases; 5.Patients with missing data or lost to follow-up; 6.Patients who have frozen eggs, donated eggs or sperm;

Design outcomes

Primary

MeasureTime frame
clinical pregnancy;live birth;ongoing pregnancy;

Secondary

MeasureTime frame
obstetric-neonatal outcomes;

Countries

China

Contacts

Public ContactKun Qian

Tongji Hospital, Tongji Medical College ,Huazhong University of Science and Technology

kunqian@tjh.tjmu.edu.cn+86 27 8366 5658

Outcome results

None listed

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