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烦躁不安中缺乏对相对负面面孔的注意力偏向与情绪识别偏差无关。

Lack of an Attention Bias Away From Relatively Negative Faces in Dysphoria Is Not Related to Biased Emotion Identification.

作者信息

Basel Dana, Aviram Tamar, Lazarov Amit

机构信息

Tel Aviv University.

Tel Aviv University.

出版信息

Behav Ther. 2022 Mar;53(2):182-195. doi: 10.1016/j.beth.2021.07.001. Epub 2021 Jul 28.

Abstract

Eye-tracking-based attention research has consistently shown a lack of a normative attentional bias away from dysphoric face stimuli in depression, characterizing the attention system of non-depressed individuals. However, this more equal attention allocation pattern could also be related to biased emotion identification, namely, an inclination of depressed individuals to attribute negative emotions to non-negative stimuli when processing mood-congruent stimuli. Here, we examined emotion identification as a possible mechanism associated with attention allocation when processing emotional faces in depression. Attention allocation and emotion identification of participants with high (HD; n = 30) and low (LD; n = 30) levels of depression symptoms were assessed using two corresponding tasks previously shown to yield significant findings in depression, using the same face stimuli (sad, happy, and neutral faces) across both tasks. We examined group differences on each task and possible between-task associations. Results showed that while LD participants dwelled longer on relatively positive faces compared with relatively negative faces on the attention allocation task, HD participants showed no such bias, dwelling equally on both. Trait anxiety did not affect these results. No group differences were noted for emotion identification, and no between-task associations emerged. Present results suggest that depression is characterized by a lack of a general attention bias toward relatively positive faces over relatively negative faces, which is not related to a corresponding bias in emotion identification.

摘要

基于眼动追踪的注意力研究一直表明,抑郁症患者缺乏一种远离烦躁不安面部刺激的规范性注意力偏差,这是未患抑郁症个体注意力系统的特征。然而,这种更为均等的注意力分配模式也可能与有偏差的情绪识别有关,也就是说,抑郁症患者在处理情绪一致的刺激时,倾向于将负面情绪归因于非负面刺激。在此,我们研究了情绪识别作为抑郁症患者在处理情绪面孔时与注意力分配相关的一种可能机制。使用之前在抑郁症研究中已得出显著结果的两项相应任务,对高(HD;n = 30)、低(LD;n = 30)抑郁症状水平的参与者的注意力分配和情绪识别进行评估,两项任务均使用相同的面部刺激(悲伤、快乐和中性面孔)。我们研究了每项任务上的组间差异以及任务间可能的关联。结果显示,在注意力分配任务中,与相对负面的面孔相比,LD参与者在相对正面的面孔上停留的时间更长,而HD参与者没有这种偏差,在两者上停留的时间相同。特质焦虑并未影响这些结果。情绪识别方面未发现组间差异,也未出现任务间的关联。目前的结果表明,抑郁症的特征是缺乏对相对正面面孔相对于相对负面面孔的一般注意力偏差,这与情绪识别中的相应偏差无关。

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