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Study on maternal immune transmission of COVID-19 vaccine response

Maternal immune transmission in response to COVID-19 vaccine

Status
Recruiting
Phases
Phase 4
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100051180
Enrollment
Unknown
Registered
2021-09-15
Start date
2022-01-01
Completion date
Unknown
Last updated
2022-05-23

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

Conditions

Covid-19 vaccine response

Interventions

Mother group:Vaccinated with covid-19
Fetal group:Mother vaccinated against cowid-19

Sponsors

South China Hospital Affiliated to Shenzhen University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 40 Years

Inclusion criteria

Inclusion criteria: 1. Female vaccinated within the age of 23-40 years; 2. The vaccinated person is successfully immunized; 3. Pregnancy within 3 years after vaccination; 4. Patients who know the purpose of this research and agree to use their clinical data for this research; 5. The type, dose and time of vaccination against COVID-19 are clear; 6. The production process of pregnant women is smooth, and the fetus is healthy.

Exclusion criteria

Exclusion criteria: 1. Other vaccines or drugs during pregnancy; 2. The type, dose, and time of vaccination against COVID-19 are unclear; 3. Other diseases that seriously affect immune function, including systemic lupus erythematosus, rheumatoid arthritis, scleroderma, thyroid function, juvenile diabetes, primary platelet purpura, autoimmune hemolytic anemia, ulcerative Colitis and many skin diseases, chronic liver diseases, etc.

Design outcomes

Primary

MeasureTime frame
Neutralizing antibody titer in serum;Neutralizing antibody titer in serum;Biochemical examination;Time vaccination;Pregnancy time after vaccination;Types of vaccines;Inoculation dose;

Countries

China

Contacts

Public ContactSun Jingxia

South China Hospital Affiliated to Shenzhen University

gaoyuan930717@126.com+86 15804617677

Outcome results

None listed

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