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Related Experiment Video

Updated: Nov 14, 2025

A Test Bed to Examine Helmet Fit and Retention and Biomechanical Measures of Head and Neck Injury in Simulated Impact
07:30

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Motorcycle crashes and upper extremity trauma.

Erin Cravez1, Kelsey A Rankin1, Nathaniel Ondeck2

  • 1Yale School of Medicine, 333 Cedar Street, New Haven, CT 06510, USA.

SICOT-J
|March 8, 2021
PubMed
Summary
This summary is machine-generated.

Motorcycle crashes frequently cause upper extremity injuries. While helmets increase upper extremity injury risk, they significantly reduce overall severity and mortality, highlighting the need for better protective gear.

Keywords:
HelmetIntoxicationMotorcycleTraumaUpper extremity

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Area of Science:

  • Trauma surgery
  • Orthopedic surgery
  • Public health

Background:

  • Motorcycle crashes (MCC) are a significant cause of upper extremity injuries, leading to increased healthcare costs and rehabilitation needs.
  • Understanding the epidemiology and influencing factors of these injuries is crucial for effective prevention and treatment strategies.

Purpose of the Study:

  • To characterize the epidemiology of upper extremity injuries resulting from motorcycle crashes.
  • To identify factors, such as helmet use and intoxication, that influence injury severity and healthcare costs.

Main Methods:

  • A retrospective cohort analysis of 571 patients with upper extremity injuries from MCC between 2002 and 2013.
  • Data collected included demographics, helmet use, toxicology, injury type, Injury Severity Score (ISS), Glasgow Coma Scale (GCS), hospital length of stay (LOS), and cost.
  • Statistical analyses, including t-tests, Wilcoxon rank tests, chi-squared tests, Fisher's exact tests, and regression models, were used to evaluate injury patterns and influencing factors.

Main Results:

  • Upper extremity injuries occurred in 47.5% of MCC patients, with hand and forearm fractures being most common.
  • Intoxicated patients had higher care costs and longer hospital stays but fewer bony upper extremity injuries.
  • Non-helmeted patients sustained more severe injuries (higher ISS, lower GCS) and more soft tissue injuries, despite fewer bony injuries.

Conclusions:

  • Upper extremity injuries are common in motorcyclists, with helmets associated with increased incidence but reduced overall injury severity.
  • Intoxication is linked to higher healthcare costs and prolonged hospital stays.
  • While helmets may increase upper extremity injury risk, they are vital for reducing overall morbidity and mortality; further development of specialized upper extremity protective gear is recommended.