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Effects of trigger timing on embryonic development and pregnancy outcome in low ovarian response population

Effects of trigger timing on embryonic development and pregnancy outcome in low ovarian response population

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300078461
Enrollment
Unknown
Registered
2023-12-08
Start date
2023-07-01
Completion date
Unknown
Last updated
2023-12-10

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

Conditions

Low ovarian response

Interventions

Trigger timing defined as dominant follicle size 18mm and =20mm:None

Sponsors

Nanjing Maternity and Child Health Care Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
20 Years to 55 Years

Inclusion criteria

Inclusion criteria: 1. IVF or ICSI treatment with a diagnosis of infertility; 2. Performing GnRH antagonist regimen; 3. A diagnosis of ovarian hyporesponsiveness (according to Poseidon criteria type 3, type 4); 4. Oocyte retrieval cycle.

Exclusion criteria

Exclusion criteria: 1. Severe male factor infertility (3).

Design outcomes

Primary

MeasureTime frame
Live brith rate ;—

Secondary

MeasureTime frame
Age;BMI;Basal FSH;Basal AMH;AFC;Type of infertility;Insemination method;Trigger type;Stimulation duration of Gn;Total dosage of Gn used;E2 and P at trigger day;Endometrial thickness on trigger day;Number of oocytes obtained;Number of embryos obtained;Normal fertilization rate;HCG positve rate;Clinical pregnancy rate;Abortion rate;Ongoing pregnancy rate;Cumulative live birth rate;—

Countries

China

Contacts

Public ContactXiufeng Ling

Nanjing Maternity and Child Health Care Hospital

lingxiufeng_njfy@163.com+86 135 0517 3488

Outcome results

None listed

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