在实验室中接近暴露治疗:用类似的或不同的刺激替换CS +,并包括在灭绝过程中类似于CS +的额外刺激
Allison M Waters1, Katherine M Ryan1, Camilla C Luck2
1School of Applied Psychology, Griffith University, Australia.
Behaviour research and therapy
|June 26, 2023
概括
使用类似于有条件刺激 (CS+) 的刺激进行灭绝训练,可以改善恐惧减弱. 在灭绝过程中用非常相似的刺激代替CS +对于有效减少恐惧反应至关重要.
科学领域:
- 心理学 心理学 心理学
- 神经科学是一个神经科学.
- 行为科学 行为科学
背景情况:
- 灭绝训练是焦虑障碍暴露治疗的关键组成部分.
- 在灭绝过程中使用类似于有条件刺激 (CS +) 的刺激可以增强保留和概括.
- 在临床环境中,原始CS+的可用性通常是有限的.
研究的目的:
- 调查在灭绝过程中用类似或不同的刺激取代CS+是否可以减少恐惧反应.
- 为了比较不同灭绝策略的有效性,当原来的CS+无法使用时.
- 为了确定在暴露治疗期间有效灭绝的最佳刺激相似性.
主要方法:
- 参与者经历了习惯,收购 (CS+与US,CS-没有US) 和灭绝阶段.
- 使用了四种灭绝条件:类似的CS+替代,不同的CS+替代,多重灭绝控制和标准灭绝控制.
- 在测试和概括阶段测量了皮肤导电性反应 (SCR) 和主观评分.
主要成果:
- 所有集团都成功收购和消灭了差异性的SCR.
- 类似的CS+替代,多重和标准灭绝组在测试中显示了减少的差异性SCRs.
- 不同的CS+替代组在测试时表现出显著的差异性SCR,表明减少恐惧的效果较差.
结论:
- 在灭绝过程中使用的替代刺激应尽可能与原始CS+相似.
- 使用非常相似的替代刺激可以像使用原始CS+一样有效地减少生理兴奋.
- 这些发现对优化暴露治疗方案有意义,当原始CS+无法使用时.
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