Biomarkers in Prehospital Rule-out of Intracranial Lesions in TBI Patients

NCT ID: NCT02867137

Last Updated: 2019-04-24

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

COMPLETED

Total Enrollment

595 participants

Study Classification

OBSERVATIONAL

Study Start Date

2017-02-15

Study Completion Date

2019-02-01

Brief Summary

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The PreTBI I study will investigate whether prehospital blood samples drawn already in the ambulance can rule-out intracranial lesions in patients suffering head trauma. The study aims to improve triage and treatment of patients suffering mild head trauma, who are considered low-risk patients. These patients do not always benefit from hospitalization, but are nevertheless admitted on precaution, as clinical assesment can be difficult.

Hypotheses:

1. A prehospital measurement of serum S100B ≤ 0,10 microgram/L in mild TBI patients rules out traumatic intracranial lesion with a sensitivity \>97%.
2. A prehospital measurement of serum GFAP (glial acidic fibrillary protein) in mild TBI patients rules out traumatic intracranial lesion with sensitivity \>97% and results in lower false positive rate than S100B.
3. Prehospital measurements of both GFAP and S100B results in lower false positive rates than in-hospital measurements.

Detailed Description

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Conditions

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Traumatic Brain Injury

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Mild TBI patients

Blood sampling

Intervention Type OTHER

Blood sampling from peripheral venous catheter routinely inserted in trauma patients during transportation

Interventions

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Blood sampling

Blood sampling from peripheral venous catheter routinely inserted in trauma patients during transportation

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Patients presenting with Glasgow Coma Score (GCS) ≥13-15 and a loss of consciousness for less than 30 min and/or alteration of mental state (being dazed, confused or disorientated) and/or loss of memory for events immediately before and/or after the trauma. The emergency medical service staff will be guided through the inclusion and consent procedures by a simple tablet algorithm.

Exclusion Criteria

* Patients \<18 years, GCS \<13, \>6 hours elapsed after trauma, unknown time of trauma, multi trauma, known dementia, chronic psychosis or active central nervous system pathology.
Minimum Eligible Age

18 Years

Maximum Eligible Age

100 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Central Denmark Region

OTHER

Sponsor Role collaborator

Aarhus University Hospital

OTHER

Sponsor Role collaborator

University of Aarhus

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Prehospital Emergency Medical Services, Central Denmark Region

Aarhus N, , Denmark

Site Status

Countries

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Denmark

References

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Seidenfaden SC, Kjerulff JL, Juul N, Kirkegaard H, Moller MF, Munster AB, Botker MT. Diagnostic accuracy of prehospital serum S100B and GFAP in patients with mild traumatic brain injury: a prospective observational multicenter cohort study - "the PreTBI I study". Scand J Trauma Resusc Emerg Med. 2021 Jun 2;29(1):75. doi: 10.1186/s13049-021-00891-5.

Reference Type DERIVED
PMID: 34078435 (View on PubMed)

Other Identifiers

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Protokol_v2_270616_PreTBI_I

Identifier Type: -

Identifier Source: org_study_id

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