Hypothesis testRisk-Based Decision Making
爱荷华赌博任务 (Iowa Gambling Task, IGT)
Iowa Gambling Task (IGT) 是一种实验室模拟现实世界决策制定的方法,用于衡量个体在结果不确定的情况下如何做出风险选择。参与者从四副牌中选择牌,每副牌提供不同的奖励和损失模式。该任务揭示了参与者是否能从经验中学习,偏好有利的牌(即时收益小,损失少)而非不利的牌(即时收益大,长期损失大)。IGT 在理解脑损伤、成瘾和精神疾病中的决策缺陷方面发挥了重要作用。
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来源
- Bechara, A., Damasio, A. R., Damasio, H., & Anderson, S. W. (1994). Insensitivity to future consequences following damage to human prefrontal cortex. Cognition, 50(1-3), 7-15. DOI: 10.1016/0010-0277(94)90018-3 ↗
- Bechara, A., Damasio, H., Tranel, D., & Damasio, A. R. (1997). Deciding advantageously before knowing the advantageous strategy. Science, 275(5304), 1293-1295. DOI: 10.1126/science.275.5304.1293 ↗
- Worthy, D. A., Hawkins, G. E., & Swinburne Romine, R. (2013). Older adults show a bias towards choosing familiar decks in the Iowa Gambling Task. Experimental Aging Research, 39(4), 466-480. link ↗
如何引用本页
ScholarGate. (2026, June 3). Iowa Gambling Task. ScholarGate. https://scholargate.app/zh/psychology/iowa-gambling-task