Analyses of accidents showed that 47% of the causes is "delay in recognition," which accounts, together with "errors in judgement" and "errors in operation," for 75% of all accidents. All these are attributable to the actions of drivers immediately before the accidents. Methods are needed for reducing traffic accidents corresponding to each cause.
Causes of fatal traffic accidents
Prepared from the 2000 Traffic Accident Statistics of the Institute for Traffic Accident Research and Data Analysis