Serial analysis of urinary antigen levels and urinary antigen test kit results in Legionella pneumonia patients

Serial analysis of urinary antigen levels and urinary antigen test kit results in Legionella pneumonia patients - Analysis of urinary antigen levels and urinary antigen test kit results in Legionella pneumonia

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000047291

Enrollment

Registered

2022-03-28

Start date

2022-03-28

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

Legionella pneumonia

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Hospitalized community-onset pneumonia patients over 15 years of age who were diagnosed with Legionella pneumonia. 2. Patients who are able to collect urine samples.

Exclusion criteria

Exclusion criteria: Hospital-acquired pneumonia patients.

Design outcomes

Primary

Measure	Time frame
1. Diagnostic accuracies of Ribotest Legionella and Immunocatch Legionella for diagnosing Legionella pneumonia. 2. Time course of changes in urinary antigen test kit (Ribotest Legionella and Immunocatch Legionella) results.	—

Secondary

Measure	Time frame
1. Time course of changes in LPS antigen levels and L7/L12 antigen levels in urine, and correlation between LPS and L7/L12 antigen levels and urinary antigen test kit (Ribotest Legionella and Immunocatch Legionella) results. 2. Analysis of false negative cases with urinary antigen test kits.	—

Countries

Japan

Contacts

Public ContactAkihiro Ito

Ohara Healthcare Foundation, Kurashiki Central Hospital Department of Respiratory Medicine

ai12306@kchnet.or.jp086-422-0210

Outcome results