使用分离体验尺度-V (DES-V) 检测无效反应
Kenneth J Thompson1,2, Rachel R Katz1,2, Lillian C Mecum1,2
1California School of Professional Psychology-San Diego, Alliant International University, San Diego, California, USA.
概括
这项研究通过专家投入和多样化的样本来完善分离体验有效度 (DES-V). 修订后的非典型度量有效地识别了在线和临床人群中的假反应,改善了有效性评估.
科学领域:
- 心理评估 心理评估 心理评估
- 临床心理学 临床心理学
- 心理测量 心理测量 心理测量
背景情况:
- 分离体验量表 (DES) 是分离的一个关键指标,但没有有效度表.
- 之前的工作创建了DES-V,识别了非典型的项目作为检测伪造的有希望.
- 限制包括同质的临床样本和对项目精细化潜在的需求.
研究的目的:
- 通过专家投入改进非典型项目来完善DES-V.
- 为了提高尺度在不同样本中区分诚实和假冒的受访者的能力.
- 提高在线研究有效性评估的精度.
主要方法:
- 分离专家修改了不典型的项目可信度,而没有表明实际症状.
- 一个具有各种分离性障碍的临床样本被添加到在线样本中.
- 在线样本中应用了八种数据清理技术;所有组都完成了评估.
主要成果:
- 修订后的非典型度量有效地区分了诚实 (在线/临床) 和假装团体.
- 假装的参与者在非典型性方面得分明显高于诚实的参与者.
- 修订后的DES-V显示出比原来的DES-V更好的预测准确性,用于识别假冒.
结论:
- 改进后的DES-V为验证在线研究样本提供了更精确的工具.
- 改进的非典型性项目提高了解离研究中响应偏差的检测.
- 鉴于越来越多地使用在线数据收集,这种验证的规模至关重要.
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