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Factors associated with clinically significant head injury in children involved in motor vehicle crashes

Michael L Nance1, Michael J Kallan, Kristy B Arbogast

  • 1Department of Surgery and the Center for Injury Research and Prevention, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania 19104, USA. nance@email.chop.edu

Traffic Injury Prevention
|December 4, 2010
PubMed

Insights

Clinically significant head injury (CSHI) occurred in 1.08% of child occupants (ages 4-15) in motor vehicle crashes. Rollover crashes, lack of restraint, and younger driver age increased CSHI risk.

Area of Science:

  • Pediatric Traumatology
  • Traffic Safety Research
  • Public Health

Background:

  • Head injuries are a leading cause of death in children involved in motor vehicle crashes (MVCs).
  • Non-fatal head injuries also result in significant morbidity.
  • Understanding risk factors is crucial for prevention.

Purpose of the Study:

  • To determine the frequency of clinically significant head injury (CSHI) in child occupants (ages 4-15) in MVCs.
  • To identify demographic and crash-related risk factors associated with CSHI.

Main Methods:

  • Utilized a child-specific crash surveillance system linking insurance claims and telephone survey data.
  • Included children aged 4-15 in qualifying MVCs (model year 1990+ vehicles) across 15 U.S. states (2000-2007).
  • Employed multivariate logistic regression to analyze factors associated with CSHI, defined by parental report of concussion, skull fracture, or intracranial hemorrhage.

Main Results:

  • CSHI occurred in 1.08% of 19,075 surveyed children (representing 318,527 children in 219,511 crashes).
  • Increased CSHI risk factors included rollover crashes (OR=8.60), near-side impacts (OR=2.39), lack of restraint (OR=3.13), and younger driver age (<25 years, OR=1.43).
  • Younger occupant age demonstrated a protective effect against head injury risk.

Conclusions:

  • The incidence of CSHI in child occupants (ages 4-15) was 1.08%.
  • Specific crash dynamics (rollover, near-side impact) and demographic factors (lack of restraint, young driver) significantly increase CSHI risk.
  • Findings can inform the development of targeted vehicle safety designs and interventions.
Abstract

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