Status:

COMPLETED

The Oxford Pleural Infection Endotyping Study

Lead Sponsor:

University of Oxford

Conditions:

Pleural Infection

Pleural Diseases

Eligibility:

All Genders

18+ years

Brief Summary

Pleural infection is a severe disease with increasing incidence worldwide. The subphenotypes of pleural infection remain unknown.We designed a study to endotype the disease and assess the association ...

Detailed Description

Pleural infection is a common and severe disease with increasing incidence worldwide. The endotypes of pleural infection remain unknown. A better understanding of patient variation in underlying biolo...

Eligibility Criteria

Inclusion

  • Samples collected for the PILOT clinical trial (DOI: 10.1183/13993003.00130-2020) used for the TORPIDS-2 study.
  • Patients were included if they had a clinical presentation consistent with pleural infection and any of the following criteria: 1. pleural fluid that was macroscopically purulent; or 2. pleural fluid that was positive on culture for bacterial infection; or 3. pleural fluid that demonstrated bacteria on Gram staining; or 4. pleural fluid with a pH ≤7.2 (measured by blood gas analyser) or low glucose level (≤3 mmol·L-1 or ≤55 mg·dL-1) in a patient with clinical evidence of infection; or 5. contrast-enhanced computed tomography (CT) evidence of pleural infection (consolidation of underlying lung with enhancing pleural collection) in a patient with clinical evidence of infection, alongside exclusion of other sources of infection. Evidence of infection was assessed by the recruiting physician on the basis of fever, an elevated peripheral blood white-cell count, or elevated serum inflammatory markers such as C-reactive protein (CRP). Study exclusion criteria were as follows: 1. age \<18 years; 2. no pleural fluid available for analysis; 3. previous pneumonectomy on the side of pleural infection; and 4. expected survival of \<3 months due to co-morbid disease, as judged by the recruiting physician.

Exclusion

    Key Trial Info

    Start Date :

    June 20 2021

    Trial Type :

    OBSERVATIONAL

    Allocation :

    ACTUAL

    End Date :

    June 20 2024

    Estimated Enrollment :

    80 Patients enrolled

    Trial Details

    Trial ID

    NCT06513689

    Start Date

    June 20 2021

    End Date

    June 20 2024

    Last Update

    July 22 2024

    Active Locations (1)

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    1

    Laboratory of Pleural Translational Research, Nuffield Department of Medicine, University of Oxford

    Oxford, Oxfordshire, United Kingdom, OX3 7FZ