自杀的原因基本上分为3类:精神疾病原因自杀、躯体疾病原因自杀、非疾患者群自杀[1]。前两类人群的病因已经很清晰,因此容易判定人群中是否具有高自杀风险。而后一类人群,由于不能及时识别危险因素而诞生本可避免的悲剧,尤其令人痛心疾首。因此评估非疾患者群自杀的危险因素,以 The causes of suicide are basically divided into three categories: suicide of mental illness, suicide of somatic diseases, suicide of non-diseased group [1]. The etiology of the first two groups of people is already clear, so it is easy to determine whether the population has a high risk of suicide. The latter group of people, sadly inflicted a tragedy that could have been avoided because of the inability to identify risk factors in a timely manner. Therefore, to assess the risk factors of suicides in non-diseased group