Construction and application of pregnancy outcome prediction model for frozen thawed embryo transfer based on uterine micro-peristalsis and endometrial blood flow

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2100047656

Enrollment

Unknown

Registered

2021-06-21

Start date

2018-10-05

Completion date

Unknown

Last updated

2022-02-28

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

Conditions

endometrial receptivity

Interventions

uterine micro-peristalsis:Ultrasonic testing

endometrial blood flow:Ultrasonic testing

Eligibility

Sex/Gender

Female

Age

20 Years to 37 Years

Inclusion criteria

Inclusion criteria: 1. Patients who were planning to undergo embryo transfer in 5 minutes; 2. Aged 20 to 40 years old; 3. BMI was 17~32 kg/m2; 4. Basic FSH < 12 IU/L.

Exclusion criteria

Exclusion criteria: 1. Endometriosis and Adenomyosis; 2. Polycystic ovary syndrome; 3. Tubal hydronephrosis; 4. Uterine fibroid; 5. Intrauterine abnormality, e.g., Endometrium polyp; 6. Hyperprolactinemia; 7. Thyroid disease; 8. Chronic diseases are not suitable for pregnancy; 9. Did not agree to participate in the study.

Design outcomes

Primary

Measure	Time frame
clinical pregnancy;	—

Secondary

Measure	Time frame
endometrial receptivity;	—

Countries

China

Contacts

Public ContactLu Qun

Peking University People's Hospital

luqun1023@sina.com+86 13164242297

Outcome results

None listed

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