背景作为障碍:受损的情境处理增加了在重复暴露于创伤的过程中发展PTSD症状的倾向
Einat Levy-Gigi1, Einav Sudai2, Moshe Bar2
1Faculty of Education, Bar, Ilan University Ramt-Gan, Israel; The Leslie and Susan Gonda Brain Science Center, Bar-Ilan University, Ramat-Gan, Israel.
Journal of anxiety disorders
|September 22, 2023
概括
创伤暴露会损害情境处理,阻碍识别和增加PTSD风险. 经历重复创伤的消防员表现出负面的原始化,表明背景成为了障碍,而不是好处.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 创伤研究 创伤研究
背景情况:
- 重复的创伤暴露越来越多地与处理上下文信息的困难有关.
- 患有和没有创伤后应激障碍 (PTSD) 的人可能很难根据背景调整反应.
- 这种损伤甚至影响那些没有被诊断为PTSD的人,这表明创伤暴露的影响更广泛.
研究的目的:
- 调查创伤暴露后情境信息处理受损背后的机制.
- 检查第一响应者如何利用上下文素数来增强对象识别.
- 为了确定是否受损的情境处理缓解了创伤暴露和PTSD症状之间的联系.
主要方法:
- 对53名现役消防员和33名未暴露的平民进行了背景启动范式.
- 参与者接受了临床采访 (CAPS-5),认知评估 (WAIS-IV词汇),以及对抑郁症和一般/重复创伤暴露的评估.
- 对重复创伤暴露的客观评估使用了消防和救援服务跟踪系统.
主要成果:
- 暴露于创伤的个体表现出无法使用上下文质数来提高识别速度和准确性.
- 背景信息并没有帮助绩效;相反,它引发了负面的初始化,阻碍了识别.
- 情境处理障碍被确定为经历重复创伤后发展PTSD症状的预测因素.
结论:
- 重复的创伤暴露破坏了利用上下文线索来有效处理信息的能力.
- 语境信息可能会变得有害,阻碍了暴露于创伤的个体的识别.
- 情境处理中的缺陷是创伤暴露后PTSD症状发展的重要因素.
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