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在阿片类药物使用障碍的男性个体中,货币结果评估中的处理异常:来自反相关消极性的证据
Ling Yang1, ZhiChen Chen1, LiJuan Qi1
1Key Laboratory of Behavioral and Mental Health of Gansu Province, School of Psychology, Northwest Normal University, Lanzhou, China.
The American journal of drug and alcohol abuse
|February 22, 2024
概括
患有阿片类药物使用障碍 (OUD) 的男性表现出改变的货币奖励处理,与健康对照组相比,对财务损失的敏感性降低. 这一电生理学发现可能解释了尽管存在经济风险,但继续寻找毒品.
科学领域:
- 神经科学是一个神经科学.
- 成研究 研究成研究
- 心理生理学 心理生理学
背景情况:
- 货币奖励系统的变化与物质使用障碍 (SUD) 有关.
- 在阿片类药物使用障碍 (OUD) 中的电生理机制尚未得到充分研究.
- 了解OUD特定的机制对于有针对性的干预至关重要.
研究的目的:
- 调查OUD男性的货币奖励结果处理中的异常.
- 为了比较与反相关的负面性 (FRN) 对OUD和对照组之间的收益和损失的反应.
- 测试FRN对OUD货币结果的不同反应的假设.
主要方法:
- 利用货币激励延迟任务 (MIDT) 与事件相关潜力 (ERP) 技术相结合.
- 评估了57名男性参与者:29名使用OUD (海洛因) 和28名健康对照.
- 分析了奖励反处理中的电生理学差异.
主要成果:
- 在集团和货币结果之间发现了显著的相互作用 (p < .05, ηp = 0.116).
- 对照参与者对损失的负FRN比收益更强 (p < .05).
- 持有OUD的个人在损失和收益之间没有显著的FRN差异 (p > .05).
结论:
- 患有OUD的男性表现出改变的货币奖励处理,以减少对损失的敏感性为特征.
- 这些电生理学发现提供了关于OUD中药物寻求行为的持续性的洞察力.
- 减少损失厌恶可能有助于继续使用阿片类药物,尽管负面的经济后果.
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