【目的】　掌握江苏省儿童意外死亡的现状、分布特点、发生原因及相关因素等流行病学特征。　【方法】　采用分层整群抽样技术 ,对江苏省 4个市、10个县 ,共 14个监测点所有 5岁以下儿童死亡监测中有关意外死亡的情况进行分析。【结果】　　江苏省 5岁以下儿童中 ,意外死亡为第一位的分类死因 ;农村意外死亡率约为城市的10倍。主要意外死亡为意外窒息和溺水 ,其中意外窒息多见于 0～ 1岁组 ,溺水高发年龄为 1～ 2岁。　【结论】　应该加强对意外死亡 ,特别是对农村意外死亡的管理 ,提高监护人对儿童的监护意见 ;建立完整的意外损伤监测网 【Objective】 To master the current situation, distribution characteristics, causes and related factors of children’s accidental death in Jiangsu Province. 【Method】 The stratified cluster sampling technique was used to analyze the accidental deaths of all children under 5 years of age monitoring at 14 monitoring points in 4 cities and 10 counties in Jiangsu Province. 【Results】 Accidental death was the leading cause of death among children under 5 years of age in Jiangsu Province. The accidental death rate in rural areas was about 10 times that of urban areas. The main accidental death was accidental asphyxiation and drowning, of which accidental asphyxiation was more common in the 0-1 year-old group and the high incidence of drowning was 1-2 years old. 【Conclusion】 Accidental death, especially the management of accidental death in rural areas, should be strengthened to improve the guardianship of children guardianship. A complete accidental injury monitoring network