强制选择硬币测试在法医精神病学检查期间检测伪装的有效性
1Faculty of Human Sciences Musashino University Tokyo Japan.
PCN reports : psychiatry and clinical neurosciences
|June 13, 2024
概括
法医精神病学评估可以使用强制选择测试来检测模仿. 一名伪造智力发育障碍的嫌疑人一贯失败了简单的硬币估值任务,揭示了欺骗.
科学领域:
- 法医精神病学 法医精神病学
- 心理评估 心理评估
- 恶意干扰检测检测 恶意干扰检测
背景情况:
- 临床精神病学倾向于对治疗有效性的开放式问题.
- 法医精神病学评估带来了独特的挑战,包括嫌疑人的潜在模仿行为.
- 在法医环境中,区分真正的症状与假装的情况至关重要.
研究的目的:
- 展示一种在法医精神病学检查中检测伪装的方法.
- 评估强制选择技术在识别欺骗方面的有效性.
- 为了评估嫌疑人对智力发育障碍的说法.
主要方法:
- 采用了一种强制选择技术,涉及到简单的硬币估值任务.
- 一名盗窃嫌疑人声称患有智力发育障碍,在多次审判中被多次询问.
- 嫌疑人被要求确定两个硬币组中哪一个具有更高的价值.
主要成果:
- 嫌疑人始终选择错误的组,在连续10次以上的试验中回答错误.
- 偶然出现这种一致的错误答案的概率非常低 (约为0.1%).
- 这种模式强烈表明了故意欺骗,而不是真正缺乏知识.
结论:
- 强迫选择技术可以有效地证明模仿,即使嫌疑人假装智力发育障碍.
- 当嫌疑人提供最小的症状呈现或声称无知时,这种方法是有价值的.
- 该研究强调了在法医评估中客观评估的实用性,以揭示虚假行为.
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