政府提倡公務機關企業經營理念及發揮高度行政效率的目標下，知識管理實有助於提倡服務績效的效率、效能與品質，故成為公部門追求行政革新的改造工具，尤其警察機關係政府公部門之一環，扮演執法者角色，負有治安及交通二項主要任務，因此，有效運用知識管理，提昇工作績效及保障民眾權益，實是現今刻不容緩之重要課題。 本研究旨在探討交通事故處理專責人員對人格特質、知識管理認知情形，以及瞭解人格特質、知識管理認知與工作績效之間的相關性。並將問卷調查資料以因素分析、單因子變異數分析、Scheffe多重比較檢定及Pearson相關分析等方法進行分析研究。結果發現（1）事故處理人員於人格特質、知識管理認知與工作績效上之知覺均屬中上程度；（2）不同背景變項之事故處理人員於人格特質與工作績效之差異性有部份顯著；（3）事故處理人員的人格特質、知識管理認知與工作績效有顯著相關性存在。

Under the objectives for initiating the concepts with business operation as well as improve the efficiency of administration in public institutions, knowledge management is beneficial to improve the efficiency and quality of performance; therefore, it has became a reforming tool used to pursue administration innovation in public organizations. The police institutions, one of public organizations, are law executors and take charge of two major missions, maintaining public order and upholding traffic safety. It truly demanded immediate attention to apply knowledge management effectively to improve work performance as well as to ensure people's rights and interests. The purpose of this study was to examine the perceptions of personal traits and knowldege management, and realize the relationships among personal traits, knowledge management perceptions, and job performance among people handling traffic accidents. Data collected from a questionnaire survey were analyzed by factor analysis, one-way ANOVA, and Pearson correlation analysis. Results indicated that perceptions of personal traits, knowledge management and job performance among people handling traffic accidents were at a moderately high level. Secondly, significant differences were found partly in the perceptions of personal traits and job performance. Thirdly, there were significant relationships among personal traits, knowldege management perceptions, and job performance among people handling traffic accidents.