Measurement the distance from uterine cavity to ultrasound probe and the inclination angle of uterine cavity by transvaginal ultrasonography, and investigate the association between ultrasonic parameters and pregnancy outcomes of IVF.

Measurement the distance from uterine cavity to ultrasound probe and the inclination angle of uterine cavity by transvaginal ultrasonography, and investigate the association between ultrasonic parameters and pregnancy outcomes of IVF

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2200057977

Enrollment

Unknown

Registered

2022-03-24

Start date

2018-06-01

Completion date

Unknown

Last updated

2023-11-27

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

Conditions

Female infertility

Interventions

None listed

Eligibility

Sex/Gender

Female

Age

21 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1. Undergoing their frozen embryo transfer (FET) cycle; 2. Aged 20-45 years; 3. At least one good or top-quality embryos; 4. Hormone replacement therapy (HRT) for endometrial preparation in the FET cycle.

Exclusion criteria

Exclusion criteria: 1. Uterine abnormalities; 2. Adenomyosis; 3. Endometrial polyps or submucous myoma; 4. Untreated hydrosalpinx; 5. Autoimmune, endocrine, or metabolic diseases; 6. Previous diagnosis of uterine adhesion; 7. History of recurrent miscarriage; 8. Natural cycles or modified natural cycles for endometrial preparation in the FET cycle; 9. Missing data; 10. Ectopic pregnancy.

Design outcomes

Primary

Measure	Time frame
Clinical pregnancy rate;	—

Secondary

Measure	Time frame
Biochemical pregnancy loss rate;Clinical pregnancy loss;Live birth rate;Implantation rate;	—

Countries

China

Contacts

Public ContactXiuxia Wang

Shengjing Hospital of China Medical University

wangxxsj@sina.cn+86 18940251898

Outcome results