Effect of human chorionic gonadotropin on pregnancy outcome in endometrial preparation during frozen embryo transfer cycles in elderly women

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1900024652

Enrollment

Unknown

Registered

2019-07-19

Start date

2019-08-01

Completion date

Unknown

Last updated

2019-07-22

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

Conditions

infertility

Interventions

The experimental group:HCG 2000u i.m. q.o.d. ×3 times

The control group:conventional therapy

Eligibility

Sex/Gender

Female

Age

39 Years to 45 Years

Inclusion criteria

Inclusion criteria: Infertility patients undergoing frozen embryo transfer (FET): 1. The patient's age > 38 years old; 2. BMI <= 23 kg / m2; 3. Previous embryo transfer failures <=2; 4. Cryopreservation of at least one high quality early embryo; 5. Maximum endometrium thickness of embryo-derived fresh cycle more than 7 mm.

Exclusion criteria

Exclusion criteria: Fresh cycles of embryonic origin were characterized by abnormal IVF or ICSI fertilization, untreated hydrosalpinx, ovarian endometriosis cysts, adenomyosis, untreated endometrial polyps, intrauterine adhesion, and intrauterine adhesion decomposition.

Design outcomes

Primary

Measure	Time frame
clinical pregnancy rate;implantation rate;live birth rate;early abortion rate;Incidence of obstetric complications;birth defect rate;Serum E2, P level;	—

Countries

China

Contacts

Public ContactHuang Xuefeng

The First Affiliated Hospital of Wenzhou Medical University

xuefhuang@126.com+86 13600674186

Outcome results

None listed

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