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Published on: September 21, 2017
Injury patterns among obese children involved in motor vehicle collisions
Ramanath N Haricharan1, Russell L Griffin, Douglas C Barnhart
1Department of Surgery, Division of Pediatric Surgery, University of Alabama at Birmingham, Birmingham, AL 35233, USA.
Insights
Obese children face different injury risks in car crashes as they age. Young children have higher risks of head and chest injuries, while older teens show patterns similar to obese adults.
Area of Science:
- Pediatric Traumatology
- Obesity Research
- Motor Vehicle Safety
Background:
- Childhood obesity is a growing public health concern.
- Motor vehicle collisions (MVCs) are a leading cause of injury and death in children.
- Understanding injury patterns in obese children involved in MVCs is crucial for developing targeted safety interventions.
Purpose of the Study:
- To compare injury patterns between obese and nonobese children involved in motor vehicle collisions.
- To identify age-specific injury risks associated with obesity in pediatric MVC occupants.
Main Methods:
- Utilized a nationwide database of police-reported tow-away crashes from 1997-2006.
- Analyzed occupant, collision, and injury data for children aged 2-17 years.
- Calculated adjusted risk ratios (RRs) and 95% confidence intervals (CIs) for various injuries, controlling for confounding factors.
Main Results:
- Obesity increased the risk of severe head and thoracic injuries in 2-5 year olds.
- In 6-13 year olds, obesity was linked to higher risks of thoracic and lower extremity (LE) injuries.
- In 14-17 year olds, obesity increased severe LE injury risk but decreased head and abdominal injury risks, mirroring obese adult patterns.
Conclusions:
- The association between obesity and injury patterns in children involved in MVCs varies significantly with age.
- Younger children experience a higher risk of head and thoracic injuries, while older adolescents show patterns similar to obese adults.
- These findings highlight the need for age-specific safety considerations for obese children in vehicle restraint systems.
Purpose:
The purpose of this study was to compare injury patterns among obese children to their nonobese counterparts involved in motor vehicle collisions.
Methods:
A nationwide data collection program containing occupant, collision, and injury details from police-reported tow-away crashes between 1997 and 2006 were used. Risk ratios (RRs) and associated 95% confidence intervals (CIs) were adjusted for age, sex, restraint, seat track position, vehicle curb weight, and total velocity change.
Results:
An estimated 9 million children aged 2 to 17 years (20.2% obese) were involved in motor vehicle collisions during the study period. Among 2-to-5-year-olds, obesity increased the risk of severe head (RR, 3.67; 95% CI, 1.03-13.08) and thoracic (2.27; 1.01-5.08) injuries. Among 6-to-9-year-olds, obesity increased risk of thoracic (2.31; 1.08-4.95) and lower extremity (LE) injuries (1.89; 1.03-3.47). Among 10-to-13-year-olds, obesity increased the risk of severe thoracic (1.98; 1.08-3.65) and LE (6.06; 2.23-16.44) injuries. Among 14-to-17-year-olds, obesity increased risk of severe LE injuries (1.44; 1.04-2.00) but decreased risk of abdominal (0.20; 0.07-0.60) and head (0.33; 0.18-0.60) injuries, very similar to the pattern reported in obese adults.
Conclusion:
The pattern of obesity-associated injuries changes from a higher risk of head and thoracic injuries among young children to a pattern in late teenagers that is similar to obese adults.
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