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Comparing the rate of pregnancy of Natural versus modified –natural cycle in frozen embryo transfer

Comparing the rate of pregnancy of Natural versus modified –natural cycle for endometrial preparation in frozen embryo transfer

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT201607311556N92
Enrollment
140
Registered
2016-08-24
Start date
2016-08-22
Completion date
Unknown
Last updated
2022-01-11

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

Conditions

In vitro fertilization. In vitro fertilization

Interventions

Intervention 1: The control group(1): progestron pessary administration after positive urinary LH kit. Intervention 2: 5000 Iu HCG injection IM state, after presenting endometrial thickness>7 mm and 1

Sponsors

Tehran University of Medical scinces/Vice chancellor for research
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
No minimum to 38 Years

Inclusion criteria

Inclusion criteria: Age below 38 Regular menstrual cycle Normal BMI The previous history of up to two IVF cycle

Exclusion criteria

Exclusion criteria: PCOD History of endometriosis ( grade =3) according to AFS Abnormal uterin FSH =12 Sever male factor

Design outcomes

Primary

MeasureTime frame
Clinical pregnancy rate. Timepoint: 6 weeks of pregnancy. Method of measurement: Ultrasonography.;Abortion rate. Timepoint: During 20 weeks of pregnancy. Method of measurement: Ulthrasonography, B-HCG.;Chemical Pregnancy Rate. Timepoint: 2 weeks after embryo transfer. Method of measurement: Blood Pregnancy Test (BHCG).

Secondary

MeasureTime frame
Implantation. Timepoint: Gestational sac in 5 weeks of pregnancy. Method of measurement: ultrasonography.;Ongoing Pregnancy Rate. Timepoint: 12 weeks of gestation. Method of measurement: The rate of pregnancies that continued =12 weeks of gestation.;Endometrial thickness. Timepoint: At regular intervals until the endometrial thickness reaches above 7 mm. Method of measurement: Transvaginal Ultrasound.;No. of embryos transferred. Timepoint: At the time of embryo transfer. Method of measurement: Embryologist's report.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSaedeh Aref

Tehran University of Medical Sciences

soura036@gmail.com+98 21 7771 9922

Outcome results

None listed

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