A study of nasal sampling for SARS-COV-2 and influenza antigen testing

A study of nasal sampling for SARS-COV-2 and influenza antigen testing - A study of nasal sampling for SARS-COV-2 and influenza antigen testing

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000044177

Enrollment

160

Registered

2021-05-11

Start date

2021-01-21

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

Patients with suspected COVID-19 or influenza

Interventions

Antigen and nucleic acid detection test for SARS-CoV-2 and influenza in nasal vestibule and nasopharyngeal swabs

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Patients who have received sufficient explanation of the purpose, methods, and significance of this study, and who can freely and voluntarily obtain written consent from themselves or their legal representative (legal guardian, legal representative). (2) Patients who are 20 years of age or older at the time of consent. (3) Patients suspected of being infected with a new coronavirus or influenza within 9 days of onset.

Exclusion criteria

Exclusion criteria: (1) Patients who have anatomical problems that make it difficult to collect nasopharyngeal swabs (2) Patients who are otherwise judged by the investigator to be ineligible for this study.

Design outcomes

Primary

Measure	Time frame
Evaluate the concordance between nasal Flu and nasopharyngeal antigen testing for SARS-CoV-2.	—

Countries

Japan

Contacts

Public ContactKei Yamamoto

National Center for Global Health and Medicine Disease Control and Prevention Center

kyamamoto@hosp.ncgm.go.jp03-3202-7181

Outcome results

None listed

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