微博高自杀风险用户的自杀方式意向及自杀意念原因

Suicidal methods and reasons for suicide in Weibo users based on artificial intelligence technology

目的:分析微博“树洞”高自杀风险用户拟采取的自杀方式及产生自杀意念的原因。方法:根据事先确定的判断标准,“树洞”智能机器人自动识别出高自杀风险微博留言(即表明了自杀计划)1474条,高自杀风险微博用户943名(男260名,女683名),通过内容分析识别拟采取的自杀方式及产生自杀意念的原因。结果:用户拟采取的自杀方式主要为跳楼(31.4%)、割腕(22.8%)、烧炭(14.4%)、跳河/桥(3.8%)。用户产生自杀意念的原因主要为患有精神疾病(27.9%)、活着没意义或活着累(8.2%)、情感问题(7.3%)、家庭原因(7.0%)及表达感到难过、痛苦或绝望(6.0%)。结论:微博“树洞”高自杀风险用户拟采取的自杀方式多样,用户产生自杀意念与多种原因有关。

Objective:To analyze suicidal methods under consideration and reasons for suicide among Weibo"Tree Hole"high suicide risk users.Methods:Based on the pre-determined criteria,an artificial intelligence robot automatically identified 1,474 high-suicide risk messages(indicating plans to commit suicide)from 943 Weibo users(260 males,683 females)on Weibo"Zoufan Tree Hole".Then the suicidal methods mentioned and reasons for suicide in these high suicide risk users were analyzed using content analysis.Results:Their most anticipated suicide methods included jumping off a building(31.4%),cutting wrists(22.8%),charcoal burning(14.4%),and jumping into a river(3.8%).Suicidal ideation of high suicide risk users was stated as being due to mental illness(27.9%),having a meaningless or tiring life(8.2%),relational problems(7.3%),family issues(7.0%),and feelings of sadness,pain or desperation(6.0%).Conclusion:It suggests that high suicide risk users tend to choose a variety of suicide methods,and high suicide risk users’suicide ideation may be related to many reasons.