两点式安全带对减少后排乘员伤亡的有效性分析

Effective Analysis for Reducing Injury of Back Seat Occupants by Using Lap Belts

应用“两次配对比较法”对美国１９７５—１９８６年“死亡事故报告系统”和１９８２—１９８５年宾西法尼亚交通事故记录所提供的资料进行了分析．得出以下结论：系两．点式安全带的后排乘员与不系的相比，死亡率降低豆７－２６％，重伤降低３７％，中等伤害降低３３％，总的效果是使伤亡率降低了１１％．两点式安全带主要对非正面碰撞有效，可在我国汽车的后排座位上安装使用．

This P8per analyses 1970-1986 American Fatal Accident Reporting System and the information proposed by 1982-1985 Pennsylvania communication accident record by applying the 'Double Pair Comparison Method'. The following conclusions show that lap belts reduces the risk of fatalities by 17-26 percent, serious injuries by 37 percent, Moderate injuries by 33percent. The general effect is that the injuries decreased by 11 percent. Lap belts are primarily effective in nonfrontal crashes. It can be used in automobile's back seal in our country.