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Evaluating a Novel Method of EEG Evoked Response Potential Analysis in Sport Concussion Assessment - Test Stability and Effect of Concussion

23. september 2019 opdateret af: ElMindA Ltd

Mild traumatic brain injury (mTBI), also known as concussion, occurs commonly in sport. Despite ongoing research, there is no highly sensitive clinical test for cognitive function. This makes the clinical diagnosis of concussion particularly difficult as the clinical presentation of concussion is highly variable with symptoms often evolving over time. Given the variability in concussion presentations, there is no single test that can diagnose a concussion. Current recommendations are that sports medicine providers apply a multifaceted concussion assessment battery that combines subjective symptoms, motor control and cognitive assessment.

This investigation is designed to evaluate the clinical utility of ElMindA's BNA scores in detecting and managing concussive injuries. This study will establish the reliability of BNA™ scores over clinically relevant assessment intervals and investigate the effect of SRC and sub-concussive head impacts on BNA scores.

Studieoversigt

Status

Afsluttet

Undersøgelsestype

Observationel

Tilmelding (Faktiske)

109

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Michigan
      • Ann Arbor, Michigan, Forenede Stater, 48105
        • Michigan NeuroSport Concussion Program

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

14 år til 26 år (Barn, Voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Prøveudtagningsmetode

Ikke-sandsynlighedsprøve

Studiebefolkning

Phase 1: gender-balanced groups of 30 healthy high school (14-17 years old) and 30 healthy college aged (18-26 years old) individuals who participate in non-contact sports Phase 2a: 30 high school and/or collegiate athletes aged 14-26 years with concussion and 30 matched control athletes.

Phase 2b: at least 30 high school and/or collegiate contact sport athletes aged 14-26 years whose head impacts are monitored during games and practices.

Beskrivelse

Phase 1:

Inclusion Criteria:

  • Aged 14-26 years
  • Enrolled in a recognized high school or college
  • Willingness to participate and able to give informed assent (child) and/or consent (parent for minors or adult 18+ years of age for self)
  • Currently participate in a non-contact sport.
  • Member of an organized athletic team or regularly train for and participate in independent athletic contests during at least one sports season.
  • Right handed subject

Exclusion Criteria:

  • Currently participate in a contact sport.
  • Bald or has dread locks/long and thick hair.
  • Any diagnosed psychiatric disorder
  • History of CNS injury or disease
  • Any neuropsychological disorders
  • History of learning disability.
  • History of any medication affecting CNS.
  • Active head lice infection, open scalp wound, deafness or/and blindness.
  • Sustained a diagnosed concussion within the previous 6 months

Phase 2a:

Inclusion Criteria:

  • Aged 14-26 years.
  • For Arm 1: Within 1 week post-concussion (sports-related).
  • For Arm 1: Currently symptomatic
  • Willingness to participate and able to give informed assent (child) and/or consent (parent for minors or adult 18+ years of age for self).
  • Member of an organized athletic team or regularly train.
  • Enrolled in a high school or college.

Exclusion Criteria:

  • Bald or has dread locks/long and thick hair.
  • Current or history of ADHD.
  • Active head lice infection, open scalp wound, deafness or/and blindness.
  • Sustained a concussion within the past 6 months.
  • Current or history of moderate or severe TBI, any brain injury with positive neuroimaging findings, or brain surgery.

Phase 2b:

Inclusion Criteria:

  • Aged 14-26 years.
  • Willingness to participate and able to give informed assent (child) and/or consent (parent for minors or adult 18+ years of age for self).
  • Member of a contact sport team which carries out head impact monitoring over the course of the playing season.
  • Enrolled in a high school or college.

Exclusion Criteria:

  • Bald or has dread locks/long and thick hair.
  • Current or history of ADHD.
  • Active head lice infection, open scalp wound, deafness or/and blindness.
  • Sustained a concussion within the past 6 months.
  • Current or history of moderate or severe TBI, any brain injury with positive neuroimaging findings, or brain surgery.
  • Any diagnosed psychiatric disorder.
  • History of CNS injury or disease
  • Any neuropsychological disorders.
  • History of learning disability.
  • History of any medication affecting CNS.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Observationsmodeller: Kohorte
  • Tidsperspektiver: Fremadrettet

Kohorter og interventioner

Gruppe / kohorte
Phase I - Normative
Athletes who does not participate in contact sport with no recent concussion
Phase IIa - Concussed
Athletes with recent concussion
Phase IIa - Control
Athletes with no recent concussion
Phase IIb - Athletes
Athletes with no recent concussion

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Tidsramme
Change of Brain Network Activation(BNA™)Scores
Tidsramme: P.I - days 0 , 7, 42, 365 ; P.IIa - 1 week of injury, 48 hours of symptom resolution, 48 hours of clearance to sport, 1 month after symptom resolution; P.IIb - baseline, mid season, 30 days of completion of the season
P.I - days 0 , 7, 42, 365 ; P.IIa - 1 week of injury, 48 hours of symptom resolution, 48 hours of clearance to sport, 1 month after symptom resolution; P.IIb - baseline, mid season, 30 days of completion of the season

Sekundære resultatmål

Resultatmål
Tidsramme
Correlation Of The Change In BNA™ Scores To Clinical Diagnstic
Tidsramme: P.I - days 0 , 7, 42, 365 ; P.IIa - 1 week of injury, 48 hours of symptom resolution, 48 hours of clearance to sport, 1 month after symptom resolution; P.IIb - baseline, mid season, 30 days of completion of the season
P.I - days 0 , 7, 42, 365 ; P.IIa - 1 week of injury, 48 hours of symptom resolution, 48 hours of clearance to sport, 1 month after symptom resolution; P.IIb - baseline, mid season, 30 days of completion of the season
Correlation Of The Change In BNA™ Scores To Neurocognitive Tests Scroes
Tidsramme: P.IIa - 1 week of injury, 48 hours of symptom resolution, 48 hours of clearance to sport, 1 month after symptom resolution; P.IIb - baseline, mid season, 30 days of completion of the season
P.IIa - 1 week of injury, 48 hours of symptom resolution, 48 hours of clearance to sport, 1 month after symptom resolution; P.IIb - baseline, mid season, 30 days of completion of the season
Correlation Of The Change In BNA™ Scores To Reaction Time Scores
Tidsramme: P.IIa - 1 week of injury, 48 hours of symptom resolution, 48 hours of clearance to sport, 1 month after symptom resolution; P.IIb - baseline, mid season, 30 days of completion of the season
P.IIa - 1 week of injury, 48 hours of symptom resolution, 48 hours of clearance to sport, 1 month after symptom resolution; P.IIb - baseline, mid season, 30 days of completion of the season

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart

1. februar 2012

Primær færdiggørelse (Faktiske)

1. december 2015

Studieafslutning (Faktiske)

1. december 2015

Datoer for studieregistrering

Først indsendt

12. februar 2012

Først indsendt, der opfyldte QC-kriterier

14. februar 2012

Først opslået (Skøn)

17. februar 2012

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

25. september 2019

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

23. september 2019

Sidst verificeret

1. september 2019

Mere information

Begreber relateret til denne undersøgelse

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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Ingen

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