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Epidemiological study of influenza virus infection: Household transmission of influenza infection after treatment of neuraminidase inhibitor

Epidemiological study of influenza virus infection: Household transmission of influenza infection after treatment of neuraminidase inhibitor - Household transmission of influenza infection after treatment of neuraminidase inhibitor

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000024650
Enrollment
3400
Registered
2016-10-31
Start date
2016-10-31
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 virus infection

Interventions

None listed

Sponsors

Hirotsu Clinic
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients diagnosed influenza A/B infection based on the rapid diagnosis test since 2010 Interval period for identifying 2ndary infection:24hr-7days between orignal and 2ndary infections

Exclusion criteria

Exclusion criteria: patients who showed different type or subtype of influenza virus infection compared to that of original infection

Design outcomes

Primary

MeasureTime frame
Daily secondary infection rate in household setting

Secondary

MeasureTime frame
Overall secondary infection rate in household setting

Countries

Japan

Contacts

Public ContactNobuo Hirotsu

Hirotsu Clinic Internal Medicine, Pediatrics

non-hirotsu@umin.ac.jp044-822-1933

Outcome results

None listed

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