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Updated: Feb 13, 2026

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极端的温度有助于通过多种途径寻求与自杀有关的帮助:来自危机热线数据 (2019-2023) 的证据
Sophia C Ryan1,2, Margaret M Sugg2, Victoria Schwandt3
1Department of Geography and Environment, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America.
PLOS mental health
|February 11, 2026
概括
极端的夜间热量显著增加了寻求帮助的自杀行为,睡眠障碍和冲动性. 气温上升与更多的紧急呼叫和增加的自杀风险因素有关,特别是在潮湿的亚热带气候中.
科学领域:
- 环境健康 环境健康
- 公共卫生 公共卫生
- 心理健康研究 心理健康研究
背景情况:
- 夜间极端温度越来越被认为是潜在的环境压力因素.
- 了解将温度与自杀行为联系在一起的途径对于公共卫生干预至关重要.
- 之前的研究还没有充分探讨温度,特定风险因素和寻求自杀帮助之间的细微关系.
研究的目的:
- 为了研究夜间温度对自杀寻求帮助行为的影响.
- 检查睡眠障碍,冲动,社会隔离和未满足的基本需求的调解作用.
- 探索与温度相关的自杀风险路径的人口变化.
主要方法:
- 分析了来自美国路易斯安那州的11,684个自杀热线风险评估.
- 应用分布式滞后非线性模型来评估温度风险因素的关联.
- 利用自然语言处理和通用添加模型来分析危机环境和温度暴露.
主要成果:
- 自杀寻求帮助的情况随着夜间气温的上升而显著增加,在第99个百分点上增加了166%.
- 睡眠困难 (+146%),死亡意图 (+163%) 和致命手段的可用性 (+145%) 在第99个百分点上都出现了相关的增加.
- 心理健康和基本需求危机在第90百分位数增加;睡眠问题在低温时更为普遍.
结论:
- 极端的温度加剧了自杀风险路径,包括睡眠障碍,物质使用,冲动性和未满足的需求.
- 调查结果强调了需要采取主动干预措施的必要性,例如温度触发人员配置和极端天气期间的综合支持.
- 结果最适用于潮湿的亚热带气候,由于人口统计数据的局限性,应被视为探索性.
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