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Comparison of the cumulative live birth rates after 1 in vitro fertilization cycle in women using gonadotropin-releasing hormone agonist protocol vs. clomiphene-primed ovarian stimulation: a propensity score–matched study

Comparison of the cumulative live birth rates after 1 in vitro fertilization cycle in women using gonadotropin-releasing hormone agonist protocol vs. clomiphene-primed ovarian stimulation: a propensity score–matched study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300076537
Enrollment
Unknown
Registered
2023-10-11
Start date
2023-11-01
Completion date
Unknown
Last updated
2023-10-16

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

Conditions

Older women undergoing IVF treatment

Interventions

GnRHa goup (Ovarian stimulation was performed using GnRHa protocol):NA
CPOS group (Ovarian stimulation was performed using CPOS protocol):NA

Sponsors

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

Eligibility

Sex/Gender
Female
Age
21 Years to 50 Years

Inclusion criteria

Inclusion criteria: ? The age of female patients =35 years old, < 50 years old; ? Has indications for IVF or ICSI treatment; ? Ovarian stimulation was performed with GnRH agonist regimen or CPOS regimen.

Exclusion criteria

Exclusion criteria: ? Hysterosalpingography or hysteroscopy indicated abnormal uterine cavity morphology; ? rAFSIII to IV (rAFS stage) endometriosis; ? Receive ovum/sperm donor cycle treatment; ? PGT assisted pregnancy; ? Perform egg freezing cycles.

Design outcomes

Primary

MeasureTime frame
Cumulative live birth rate;—

Secondary

MeasureTime frame
clinical pregnancy rate;Biochemical pregnancy rate;time to delivery ;—

Countries

China

Contacts

Public ContactYanhui Li

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

liyanhui251@163.com+86 134 0715 9190

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 7, 2026