Title Motorcyclist’s Behavior and Accident Risk
Dept IOT
Year 2003
Month
Price
Summary Published in February 2003
IOT SERIAL No.92-15-3238,228pp.


To justify two hypotheses, we employed self-reported surveys on motorcyclists behavior in Taipei metropolitan area (Taipei city and county) by Department of Statistics, MOTC in this study. The two hypotheses are: the young and males have higher relative risk on accidents than their counterparts
the violating, risk-taking, and overlooking motorcycle-examining behavior are highly associated with the occurrence of accident. The accident percentage and odds ratio method were used to estimate the relative risk on accidents respectively. In addition, the logistic regression model was applied to construct the accident risk model in order to test the causal relationships hypothesis between accident and the three kind of dangerous behavior mentioned above.


The results indicated that young drivers on average did have higher accident rate, but contrary to the original hypothesis, within the same age group, female drivers had higher relative risk on accidents than males. The young group also tended to have higher violating, risk-taking behavior propensities, and so did the males than the females within the same age group. However, females appeared to have higher tendency to ignore motorcycle safety examination. According to the logistic model calibrating the association between accident occurrence and the three kinds of specific behavior, two behavior variables (violating and overlooking motorcycle-examining behavior) were significantly related with accident occurrence. If the model was further used to analyze behavior, gender and age variables against the accident risk contribution effect while holding the remainder variables constant, it was found that two behavior variables could only partially explain the higher accident risk phenomenon of the young and female group. It was implied that besides higher hierarchical behavior such as violation, negligence on safety examination, there seemed to be other important factors influencing the occurrence of motorcyclists’ accidents. We postulated that the lower hierarchical behavior including driving skills and response competence may dominate the accident occurrence of motorcyclists in Taipei metropolitan area. However, this postulation needs further investigation in the future.
Post date 2004/12/29
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