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A Japanese prospective multi-center study of the effectiveness and safety of influenza vaccine.

A Japanese prospective multi-center study of the effectiveness and safety of influenza vaccine. - FLU STUDY '13-'14/JPA(I)

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000012674
Enrollment
Unknown
Registered
2013-12-24
Start date
2013-10-31
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

influenza

Interventions

None listed

Sponsors

Influenza study group, Japan Physicians Association
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Vaccinee and unvaccinated subject with similar background.

Exclusion criteria

Exclusion criteria: N/A

Design outcomes

Primary

MeasureTime frame
Incidence of influenza illness, Adverse event of vaccination—

Countries

Japan

Contacts

Public ContactNaoki Kawai

Japan Physicians Association Influenza study group

jpa@oregano.ocn.ne.jp03-3259-6111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026