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Developing the Pedestrian Accident Models Using Tobit Model

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  • URLhttps://db.koreascholar.com/Article/Detail/309618
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한국도로학회논문집 (International journal of highway engineering)
한국도로학회 (Korean Society of Road Engineers)
초록

PURPOSES: This study deals with the pedestrian accidents in case of Cheongju. The goals are to develop the pedestrian accident model. METHODS: To analyze the accident, count data models, truncated count data models and Tobit regression models are utilized in this study. The dependent variable is the number of accident. Independent variables are traffic volume, intersection geometric structure and the transportation facility. RESULTS : The main results are as follows. First, Tobit model was judged to be more appropriate model than other models. Also, these models were analyzed to be statistically significant. Second, such the main variables related to accidents as traffic volume, pedestrian volume, number of Entry/exit, number of crosswalk and bus stop were adopted in the above model. CONCLUSIONS: The optimal model for pedestrian accidents is evaluated to be Tobit model.

저자
  • 이승주(충북대학교 도시공학과 석사과정) | Lee, Seung Ju
  • 김윤환(충청북도청 교통물류과 주무관) | Kim, Yun Hwan
  • 박병호(충북대학교 도시공학과 교수) | Park, Byung Ho