在精神病中的行动预测
Noemi Montobbio1,2, Enrico Zingarelli1, Federica Folesani3
1Center for Human Technologies, Fondazione Istituto Italiano di Tecnologia, Via Enrico Melen 83, 16152, Genoa, Italy.
Schizophrenia (Heidelberg, Germany)
|January 10, 2024
概括
患有精神病的人对他人的行为预测能力受损,以后更不有效地整合感官证据. 这种困难与负面症状和社会功能缺陷相关.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 精神病学是一个精神病学.
背景情况:
- 异常的预测处理,特别是在运动感官功能中,与精神病症状有关.
- 减少自我产生感觉的减弱和错误的行为归因是关键特征.
研究的目的:
- 在患有精神病的个体中调查异常感知和预测他人的行为.
- 探索精神病如何影响在行动观察期间视觉信息的整合.
主要方法:
- 在患有精神病的患者和匹配的对照中使用了两种替代物体大小歧视任务.
- 在观测到达行动时,应用了不同程度的时性阻塞 (10-80%) .
- 一种新的分析方法评估了证据整合与单一审判解决方案.
主要成果:
- 与对照组相比,患有精神病的患者表现出减少和不连续的证据整合.
- 在精神病组中观察到一个显著的零整合期 (高达20%的封闭).
- 早期视觉证据整合的精度降低与信心降低无关.
结论:
- 患有精神病的人在预测他人的行为方面表现出缺陷,特别是在观察到的运动早期整合视觉线索方面.
- 这些行动预测困难与负面症状和社会功能受损有关.
- 结果表明,预测编码的更广泛的损害延伸到对外部行为的感知.
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