意外死亡在我国人口主要死因顺位中排在第 4位 ,而自杀在意外死亡中又居首位 ,并且自杀死亡者及自杀未遂者都会对社会稳定、家庭幸福及个人身心健康造成不良影响 ,因此了解自杀者流行病学特征 ,分析其影响因素 ,预防自杀发生 ,降低人群死亡率 ,促进社会主义精神文明建设都有一 Accidental death ranks 4th in the country’s leading cause of death among the population, while suicide ranks first among accidental deaths. Both suicides and attempted suicides will adversely affect social stability, family well-being and personal well-being. Therefore, to understand the epidemiological characteristics of suicides, analyze its influencing factors, prevent suicide, reduce population mortality and promote the construction of socialist spiritual civilization have a