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Related Concept Videos

Traumatic Brain Injury l: Introduction01:28

Traumatic Brain Injury l: Introduction

DefinitionTraumatic brain injury, or TBI, is a disturbance of normal brain function induced by an external mechanical force, such as a direct blow to the head or a penetrating injury. It can affect both brain structure and function, producing a wide range of clinical outcomes. TBI is a heterogeneous condition, meaning its effects may differ based on the type, location, and severity of the injury.Basis of ClassificationTBI is classified based on severity, injury mechanism, or pathophysiology. In...

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Modified Mouse Model of Repetitive Mild Traumatic Brain Injury Incorporating Thinned-Skull Window and Fluid Percussion
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Mortality Among Veterans Following Traumatic Brain Injury: A Veterans Administration Traumatic Brain Injury Model

Lara M Wittine1,2, Jessica M Ketchum3, Marc A Silva4,5

  • 1Department of Internal Medicine, James A. Haley Veterans Administration Hospital, Tampa, Florida, USA.

Journal of Neurotrauma
|July 3, 2024
PubMed
Summary
This summary is machine-generated.

Service members and veterans with traumatic brain injury (TBI) face significantly higher long-term mortality risks. Higher disability and reduced social support are linked to increased deaths, highlighting the need for targeted interventions.

Keywords:
Veterans Health Administrationbrain injurieslongitudinal studiesmilitarymortalityrehabilitationtraumatic

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Area of Science:

  • Neuroscience
  • Public Health
  • Military Medicine

Background:

  • Long-term mortality after traumatic brain injury (TBI) in military populations is understudied.
  • Service members and veterans (SM/V) surviving acute TBI require understanding of long-term outcomes.

Purpose of the Study:

  • To examine long-term mortality (up to 10 years) in SM/V post-TBI.
  • To analyze life expectancy, causes of death, and risk factors for mortality in this cohort.

Main Methods:

  • Secondary analysis of a prospective, longitudinal study.
  • Inclusion of 922 participants who survived acute TBI and inpatient rehabilitation.

Main Results:

  • Mortality rate was 8.3% post-rehabilitation discharge.
  • SM/V with TBI had a 7-year reduction in life expectancy and were nearly four times more likely to die than the general population.
  • Leading causes of death included external injuries, circulatory/respiratory diseases, TBI late effects, and suicide. Higher disability and less social support correlated with increased mortality.

Conclusions:

  • Traumatic brain injury significantly increases long-term mortality risk in military populations.
  • Factors such as disability, unemployment, and pre-existing mental health issues are associated with higher mortality.
  • Findings can inform prevention, surveillance, and monitoring interventions for TBI survivors.