A Retrospective Cohort Study on the Impact of Age-Stratified Optimal Ovarian Stimulation Regimens on Euploid Embryo Yield and Pregnancy Outcomes in Preimplantation Genetic Testing for Aneuploidy (PGT-A)

Impact of Luteinizing Hormone (LH) Supplementation in Ovarian Stimulation Protocols Stratified by Age and AMH on Euploid Embryo Count and Cumulative Live Birth Rate in Preimplantation Genetic Testing: A Retrospective Cohort Study - LH Supplementation and PGT-A Outcomes: A Stratified Analysis

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000060650

Enrollment

2000

Registered

2026-02-15

Start date

2026-02-11

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Infertility

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: - Subjects who have provided written consent to participate in this study - Infertility patients who underwent PGT-A and underwent egg retrieval between August 1, 2020 and December 31, 2023

Exclusion criteria

Exclusion criteria: - Individuals who are unable to give consent - Individuals who are otherwise deemed inappropriate by the principal investigator or co-researcher

Design outcomes

Primary

Measure	Time frame
Euploid or mosaic embryo count, cumulative live birth rate	—

Secondary

Measure	Time frame
Clinical pregnancy rate, live birth rate, miscarriage rate, number of eggs collected, number of mature eggs, blastocyst formation rate	—

Countries

Japan

Contacts

Public ContactSatoru Sumori

Reproduction Clinic Osaka General Affairs Department

ssumori@reposaka.jp06-6136-3344

Outcome results