尝试之前:人们在自杀危机中如何思考和计划
Irene Xu1, Ross Jacobucci2, Brooke A Ammerman1
1Department of Psychology, University of Wisconsin-Madison, Madison, WI, USA.
Journal of affective disorders
|June 13, 2025
概括
了解自杀行为需要检查认知过程. 这项研究发现了不同的思维模式,比如减少沉思和更多地关注死亡原因,将自杀企图与计划区分开来,告知风险评估.
科学领域:
- 心理学 心理学 心理学
- 神经科学是一个神经科学.
- 公共卫生 公共卫生
背景情况:
- 自杀行为之前的认知过程尚未完全理解.
- 区分自杀念头,计划和行动对于干预至关重要.
研究的目的:
- 将自杀尝试 (SA+) 的人与计划但没有自杀 (SP+) 的人的认知过程 (沉思和计划) 进行比较.
- 识别特定的认知特征,区分完成的自杀企图和自杀计划.
主要方法:
- 横截面研究比较了417名SA+和191名SP+参与者.
- 参与者报告了死亡的原因 (RFD),生活的原因 (RFL),思考和计划的特点.
- 机器学习模型被用来识别SA+的关键认知预测因素.
主要成果:
- 在危机终点之前3-12小时开始构思和思考;计划功能在危机结束前1-3小时开始.
- 机器学习发现了对RFD的高度关注,缺乏思考,并考虑与SA+相关的支持自杀的信念.
- 此外,SA+还与早期的方法决定,但后来的位置决定和较低的计划特异性有关.
结论:
- 自杀危机期间的特定认知模式可以告知行为风险.
- 沉思和计划的强度,持续时间和内容对于理解自杀决策至关重要.
- 精确测量认知过程对于预防自杀的努力是有价值的.
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