New Strategy to Predict Early Sepsis

NCT ID: NCT04118179

Last Updated: 2023-06-05

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Total Enrollment

1000 participants

Study Classification

OBSERVATIONAL

Study Start Date

2018-08-01

Study Completion Date

2023-07-31

Brief Summary

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This is an observational prospective multicentre study on patients attending the emergency department and suspected to have sepsis. Blood markers characteristic of a Cellular Reprogramming (CR) signature and predicting severe sepsis and organ failure will be measured and validated.

Detailed Description

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Sepsis is a life-threatening medical condition caused by an infection and the complex and dysfunctional way by which the human body attempts to deal with it. It can affect people of all ages, causing 18-30 million cases and 5-8 million deaths annually worldwide. However, early diagnosis of sepsis is challenging due to the diversity and overlap of symptoms with other disorders and the lack of an early and accurate diagnostic method. Hancock and colleagues defined a gene expression signature characteristic of biological changes occurring during sepsis, known as cellular reprogramming (CR) and reflecting a type of immune amnesia (inability to respond to bacterial signals). This signature was shown to predict the development of sepsis and organ failure at first clinical presentation in the emergency room, by examining patient blood samples taken during an initial pilot single-center study.

This project will validate and refine the CR signature and demonstrate reproducibility, specificity, and sensitivity in a larger multi-center study to enable a new strategy to predict Sepsis.

Conditions

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Sepsis

Study Design

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Observational Model Type

CASE_CONTROL

Study Time Perspective

PROSPECTIVE

Study Groups

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Suspected Sepsis Group

Participants suspected of potential to develop sepsis recruited at the emergency department.

Blood sample collection

Intervention Type OTHER

A blood sample (1 tube) will be collected for the analysis of the CR signature.

Surgical Group

Participants undergoing non-emergency scheduled surgery, including ear/nose and throat cases, orthopaedic surgery of the major joints including hip, knee, ankle, shoulder, and wrist.

Blood sample collection

Intervention Type OTHER

A blood sample (1 tube) will be collected for the analysis of the CR signature.

Healthy Group

Healthy participants

Blood sample collection

Intervention Type OTHER

A blood sample (1 tube) will be collected for the analysis of the CR signature.

Interventions

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Blood sample collection

A blood sample (1 tube) will be collected for the analysis of the CR signature.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Male or female
* Presenting to the Emergency Department
* Attending physician suspects possible sepsis based on at least 2 sign of Systemic inflammatory response syndrome (SIRS) criteria and suspicion of infection

Exclusion Criteria

* Patient is terminal (death anticipated in 12 hours)
* Informed consent unobtainable if the subject survives to hospital discharge.
* Subjects who are unable to provide blood as a standard of care.
* Blood sample could not be taken within 24 hours of a physician's first contact with the patient.
Minimum Eligible Age

19 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Canadian Institutes of Health Research (CIHR)

OTHER_GOV

Sponsor Role collaborator

University of British Columbia

OTHER

Sponsor Role lead

Responsible Party

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Bob Hancock

Canada Research Chair and Professor, Department of Microbiology and Immunology

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Robert E Hancock, PhD

Role: PRINCIPAL_INVESTIGATOR

University of British Columbia

Locations

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University of Texas, M.D. Anderson Cancer Center

Houston, Texas, United States

Site Status

Westmead Hospital

Sydney, , Australia

Site Status

Vancouver General Hospital

Vancouver, , Canada

Site Status

Hospital Universitario Moncaleano Perdomo

Neiva, , Colombia

Site Status

University Medical Center Groningen

Groningen, , Netherlands

Site Status

Countries

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United States Australia Canada Colombia Netherlands

References

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Pena OM, Hancock DG, Lyle NH, Linder A, Russell JA, Xia J, Fjell CD, Boyd JH, Hancock RE. An Endotoxin Tolerance Signature Predicts Sepsis and Organ Dysfunction at Initial Clinical Presentation. EBioMedicine. 2014 Nov 1;1(1):64-71. doi: 10.1016/j.ebiom.2014.10.003.

Reference Type BACKGROUND
PMID: 25685830 (View on PubMed)

Other Identifiers

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H17-01208

Identifier Type: -

Identifier Source: org_study_id

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