自杀方法在线披露:在线帖子可以告诉我们什么关于自杀计划?
Brooke A Ammerman1, Kenneth McClure1, Keyne C Law2
1University of Notre Dame, Department of Psychology, Notre Dame, IN, USA.
Journal of psychiatric research
|December 17, 2024
概括
在线讨论关于自杀的想法和行为 (STBs) 可以揭示自杀方法. 语言分析确定了与方法提及相关的特定词类,有助于风险检测.
科学领域:
- 精神病学是一个精神病学.
- 计算语言学 计算语言学
- 公共卫生 公共卫生
背景情况:
- 自我披露和正式寻求帮助的自杀思想和行为 (STBs) 是低的.
- 在线论坛提供了一个平台,广泛讨论STBs.
- 识别高自杀风险的个体,特别是那些计划自杀的人,是关键的公共卫生问题.
研究的目的:
- 使用语言分析来检查在线STB讨论.
- 识别引用自杀方法,其致命性和时间框架的帖子.
- 为了确定自杀方法讨论的语言预测因素.
主要方法:
- 我们分析了来自Reddit SuicideWatch论坛的3974条帖子.
- 文章被评估是否提到自杀方法.
- 分析了语言类别 (物质,物理,过去焦点,社会) 与方法存在的关联.
主要成果:
- 大约20%的帖子提到了自杀方法.
- 超过35%的方法提及被归类为致命性严重风险.
- 近70%的方法讨论涉及未来事件.
- 单词类别"物质"",物理"和"过去焦点"增加了方法存在的几率; "社会"单词降低了几率.
结论:
- 语言分析是检测在线讨论自杀方法的有用方法.
- 这种方法显示出识别讨论自杀的个人的潜力.
- 这种方法在区分已经包括方法讨论的职位之间规划的严重性方面可能不那么有效.
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