儿童创伤同时发生的模式及其对自杀倾向的预测性:一种机器学习方法
Wenbang Niu1, Yi Feng2, Shicun Xu3
1Key Laboratory of Brain, Cognition and Education Sciences, Ministry of Education, China; School of Psychology, Center for Studies of Psychological Application, and Guangdong Key Laboratory of Mental Health and Cognitive Science, South China Normal University, Guangzhou, China.
iScience
|March 5, 2025
概括
童年创伤 (CT) 模式显著影响年轻人的自杀倾向. 了解这些独特的创伤类型对于开发有针对性的干预措施和改善心理健康结果至关重要.
科学领域:
- 精神病学是一个精神病学.
- 心理学 心理学 心理学
- 公共卫生 公共卫生
背景情况:
- 儿童创伤 (CT) 是一个关键的公共卫生问题,与自杀倾向有复杂的联系.
- 现有的研究还没有充分探索不同的CT模式及其与自杀行为相关的联系.
研究的目的:
- 为了识别儿童创伤的独特重叠模式.
- 调查这些CT模式与大量年轻成年人队列中自杀倾向之间的关系.
- 检查其他心理因素对这种关系的影响.
主要方法:
- 利用高斯混合模型识别了三种不同的CT重叠模式 (最高忽视,最高滥用,低CT).
- 采用 47 个预测因素的随机森林模型来评估 CT 模式与自杀倾向之间的关联.
- 应用了沙普利添加式解释 (SHAP) 分析来确定预测因素的重要性.
主要成果:
- CT重叠模式被确定为自杀倾向的重要预测因素.
- 对自杀倾向的CT模式的预测能力在高水平非自杀自伤 (NSSI),抑郁,焦虑,创伤后应激障碍 (PTSD) 和强迫症 (OCD) 或低自我同情的人群中降低了.
- 在多变量模型中,CT模式被列为第六个最重要的预测因素.
结论:
- 显著的CT模式与年轻成年人的自杀倾向有关.
- 伴随性精神健康状况和低自我同情心可以缓解CT和自杀倾向之间的关系.
- 综合的多变量方法对于理解CT与自杀倾向之间的复杂相互作用至关重要.
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