Objective:Investigation on the characteristics of motorcycle accidentrelated fatalities

to provide the reliable information and reference data for the precaution and the reduction of the death rate of the traffic accident.Methods:Collect the information of the 145 people dead in the 135 cases of motorcycle accident which happened in the main urban zone of Chongqing city in 2004 examinated by the Chongqing Technical Authentication Center Of Road Traffic Accident

including the detailed process

time and place of accident as well as the means of transportation

the basic information

the injuries

and the main cause of death

which all were retrospectively analyzed.Results:Sex and age of the dead have the significant difference.In the aspect of the means of transportation

59.31% of the dead are drivers who under 40 ocuppy 79%

20% are passengers

20.69% are pedestrians who over 50 ocuppy 60%

instantly dead occupy 36.55% and dead after salvage occupy 63.45%.In the aspect of the cause of dying

craniocerebral injury occupy 65.52%

other injury or combined injury occupy 34.48% and 95.17% of the dead with the limbs injury which the ratio of the fracture of lower limb and the fracture of arm is 2.1:1.And the ratio of the second

third season and the first

fourth season is 1.64:1.Conclusion:The motorcycle accidents have the obvious features and the preventability.