马尔科夫连锁分析表明,积极和消极的情绪在精神分裂症患者的日常生活中具有异常的时间相互作用
Gregory P Strauss1, Farnaz Zamani Esfahlani2, Ian M Raugh1
1Department of Psychology, University of Georgia, Athens, GA, USA.
Journal of psychiatric research
|July 3, 2023
概括
精神分裂症 (SZ) 患者经历情绪动态不同,往往处于负面状态,表现出更可变的情绪过渡. 这些不适应的情绪模式与更糟糕的症状和结果相关.
科学领域:
- 精神病学和行为科学
- 情感神经科学是一种神经科学.
- 临床心理学 临床心理学
背景情况:
- 精神分裂症 (SZ) 已知存在情绪体验异常,与不良结果有关.
- 情绪是动态的,有时相互作用影响日常经验,但这些动态在SZ中没有得到充分研究.
- 了解情绪过渡对于理解精神分裂症的经历至关重要.
研究的目的:
- 与健康对照组 (CN) 相比,研究精神分裂症 (SZ) 个体中情绪状态的时间相互作用.
- 检查SZ中异常的情绪过渡是否与临床症状和功能结果有关.
- 为了澄清情绪协激活的性质及其对情绪调节的影响随着时间的推移在SZ.
主要方法:
- 在6天内使用生态瞬间评估 (EMA) 来捕捉SZ (n=48) 和CN (n=52) 参与者的实时情绪体验和症状.
- 利用马尔科夫链分析,模拟从一个时间点 (t) 到下一个时间点 (t+1) 的正负情感状态之间的过渡.
- 在SZ组中,确定过渡模式与积极症状和功能结果的措施相关联.
主要成果:
- 患有SZ的参与者更有可能保持负面影响状态,无论积极影响水平如何.
- 精神分裂症组表现出增加过渡到共同激活的情绪状态,与对照组相比,后续状态的变化更大.
- 不适应的情绪过渡与SZ患者的积极症状增加和功能结果较差有显著的相关性.
结论:
- 研究结果显示,精神分裂症患者的情绪体验具有明显的时间动态,其特点是持续的负面影响和不稳定的情绪过渡.
- 在SZ中,情感协同激活模式有助于更具变化的情感格局,并可能抑制持续积极情绪的能力.
- 这些关于SZ动态情绪处理的见解对开发有针对性的治疗干预有影响.
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