Chapter Seventeen

Chapter Seventeen - Injuries as a Community Health Problem...

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Injuries as a Community Health Problem Chapter 17
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Key Definitions Injury: physical damage to the body resulting from mechanical, chemical, thermal, or other environmental energy Unintentional injuries: those that have occurred without anyone intending harm to be done Intentional injuries : those that have been purposely inflicted, either by the victim or another
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Other Key Definitions Accident : the term has fallen into disfavor because it suggests a chance occurrence or unpreventable mishap; replaced with unintentional injury Safety : the term safety has been replaced by injury prevention or injury control
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Characteristics of Unintentional Injuries 1. Unplanned events 1. Preceded by an unsafe act (behavior) or condition (environmental factor) [Note: unsafe acts or conditions are called hazards] 1. Often accompanied by economic loss 1. Interrupt the efficient completion of tasks
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Cost of Injuries to Society 5.2 million deaths/year worldwide 150,000+ deaths/year in the U. S.; 5th leading cause; 3rd in YPLL for unintentional; 1st for combined ~11% of world’s disease burden is caused by injuries 156 million medically attended injury-related episodes/yr. in U. S. $575 billion/year on unintentional injuries Great burden on emergency departments
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Cost of Injuries to Society Injury Death, United States, 2004 © National Center for Health Statistics
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Cost of Injuries to Society Burden of Injury, United States, 2004 © National Center for Health Statistics and the National Safety Council
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Unintentional Injuries - 1 In 2004, 112,012 unintentional injury deaths in U.S. Major causes: motor vehicle crashes (40%); Cost: $575 billion: $298 billion from lost wages; $99 billion in medical expenses; $112 billion insurance administration; $65 billion from vehicle damage & other
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Unintentional Injuries - 2 Motor vehicle crashes #1 cause of unintentional injury deaths in the World & U.S.; only 10% of the deaths in developed countries In U.S. in 2005, 2 million crashes, 1.9 million Most deaths were to drivers (64%), then passengers (28%), motorcycle drivers (3%), pedestrians (3%), and pedacyclists (2%) Injury rates per vehicle miles traveled has dropped slightly
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Unintentional Injuries - 3 Poisonings #2 cause of unintentional injury deaths in the U.S.; 19,250 deaths; result from ingestion of medicines & drugs, toxic foods (e.g., mushrooms & shellfish), & occupational materials; 80% occur in the home Falls #3 cause of unintentional injury deaths in the U.S.; 18,535 deaths; leading cause of ED visits; most occur in homes; disproportionately affect elders Other deaths from: fires & burns (3,223), drownings (3,180), other transport (2,986), & firearms (661)
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Epidemiology of Unintentional Injuries - 1 Person (Who?) Age: leading cause of death in the 1 to 44-years age group, most (by motor vehicles); children &
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Chapter Seventeen - Injuries as a Community Health Problem...

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