Neutralizing antibody titer after COVID-19 vaccination in Japanese elderly population

Neutralizing antibody titer after COVID-19 vaccination in Japanese elderly population - Neutralizing antibody titer after COVID-19 vaccination in Japanese elderly population

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000047043

Enrollment

1200

Registered

2022-03-01

Start date

2021-10-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

COVID-19

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Age >= 12 years old 2. Two dose inoculation of mRNA vaccine for COVID-19 3. signature of informed consent for participating the study

Exclusion criteria

Exclusion criteria: No signature of informed consent

Design outcomes

Primary

Measure	Time frame
neutralizing antibody titer (NAT) after two doses of messenger RNA vaccine inoculation	—

Countries

Japan

Contacts

Public ContactHiroshi Takahashi

Medical Corporation, Forkmore Clinic Ian South Center

hiroshi.takahashi@c-ian.jp045-945-1125

Outcome results