Skip to content

Effects of SARS-CoV-2 inactivated vaccine on the outcome of frozen embryo transfer

Effects of SARS-CoV-2 inactivated vaccine on the outcome of frozen embryo transfer

Status
Active, not recruiting
Phases
Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300073327
Enrollment
Unknown
Registered
2023-07-07
Start date
2021-08-01
Completion date
Unknown
Last updated
2023-07-10

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

Conditions

the outcome of frozen embryo transfer

Interventions

the vaccination group: SARS-CoV-2 inactivated vaccine
Non-vaccination group:No inactivated SARS-CoV-2 vaccine was given
One dose group:One dose of SARS-CoV-2 inactivated vaccine was administered
Two doses group:Two doses of SARS-CoV-2 inactivated vaccine was administered
Three doses group:Three doses of SARS-CoV-2 inactivated vaccine was administered
= 1 month group:The interval between the last dose of SARS-CoV-2 inactivated vaccine and FET was = 1 month
1–2 months group:The interval between the last dose of SARS-CoV-2 inactivated vaccine and FET was 1-2 months
=2 months group:The interval between the last dose of SARS-CoV-2 inactivated vaccine and FET was =2 months

Sponsors

The Children'sHospital of Shanxi and Women Health Center of Shanxi
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
29 Years to 35 Years

Inclusion criteria

Inclusion criteria: the age was 20-40 years old; the menstrual cycle was regular (24-35 days); the morphology of the uterine cavity was normal; there were transferrable frozen embryos or blastulas.

Exclusion criteria

Exclusion criteria: one or both spouses had chromosome abnormalities; the uterine was malformed; there was a history of endometrial tuberculosis; patients had adenomyosis or fibroid pressing on the uterine cavity; there were repeated uterine dropsy; endometrial polyp; obvious hydrosalpinx; the thickness of endometrium was less than 8 mm; repeated implantation failure (embryo transfer and implantation failed for = 3 times).

Design outcomes

Primary

MeasureTime frame
the clinical pregnancy rate; the first trimester abortion rate;the biochemical pregnancy rate;the premature birth rate;

Secondary

MeasureTime frame
the ectopic pregnancy rate;the implantation rate ;thelive birth rate;the neonatal weight;

Countries

China

Contacts

Public ContactZhang Xueluo

The Children'sHospital of Shanxi and Women Health Center of Shanxi

xueluo1024@163.com+86 134 0369 6763

Outcome results

None listed

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