在创伤后应激障碍中减少情绪调节选择灵活性:来自两个PTSD群体的基于表现的证据汇聚
Naomi B Fine1,2, Noa Ben-Aharon1, Daphna Bardin Armon3
1Faculty of Social Sciences, School of Psychological Sciences, Tel-Aviv University, Tel-Aviv, Israel.
Psychological medicine
|July 14, 2023
概括
患有创伤后应激障碍 (PTSD) 的人在选择情绪调节策略时灵活性降低. 这项研究证实,PTSD患者表现出调整其基于情绪强度的监管方法的能力下降.
科学领域:
- 心理学 心理学 心理学
- 神经科学是一个神经科学.
- 临床心理学 临床心理学
背景情况:
- 当代对PTSD情绪失调的理解强调了调节策略灵活适应局势需求的能力降低.
- 在PTSD人群中,对这种降低监管选择灵活性的实证证据有限.
- 健康的人通常表现出灵活的策略选择,更喜欢分散注意力高强度的情绪和重新评估低强度的情绪.
研究的目的:
- 调查和证实PTSD人群表现出减少情绪调节选择灵活性的假设.
- 为了检查PTSD是否与随着情绪强度的上升而分散注意力的偏好减少.
主要方法:
- 进行了两项研究,将高创伤后症状 (PTS) 或被诊断为PTSD的个体与对照组进行比较.
- 参与者参与了一个基于表现的范式,评估分心和重新评估策略之间的选择,以调节不同强度的负面情绪刺激.
- 第1项研究涉及高与低PTS的学生 (N=44);第2项研究涉及被诊断为PTSD的女性和匹配的对照 (N=62).
主要成果:
- 研究1显示,高PTS组与低PTS组相比,高PTS组的监管选择灵活性显著降低 (p=0.01, ŋ2p=0.14).
- 第二项研究复制了这些发现,在被诊断为PTSD的人群中,与非临床对照组 (p=0.002, ŋ2p=0.114) 相比,显示了类似的调控选择灵活性降低.
结论:
- 这两项研究提供了支持 PTSD 个体减少情绪调节选择灵活性存在的融合证据.
- 这些发现强调了在PTSD人群中适应性情绪调节的关键缺陷.
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