超越一个切断值适用于所有:确定DSM-5 (PCL-5) 的PTSD检查清单的切断值
Amelie Pettrich1, Julia Schellong2, Anne Dyer3
1Department of Medical Psychology and Medical Sociology, University of Leipzig, Leipzig, Germany.
European journal of psychotraumatology
|June 30, 2025
概括
找到正确的PTSD诊断截止分数至关重要. 这项研究确定了德国样本中临床使用,流行率估计和研究的最佳PCL-5分数,强调了可靠的创伤后应激障碍 (PTSD) 评估的定制方法.
科学领域:
- 精神病学是一个精神病学.
- 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:
- 创伤后应激障碍 (PTSD) 的可靠诊断受到阻碍,因为缺乏像PCL-5这样的评估工具的通用最佳切断分数.
- 截止值得分必须根据特定人群,预期用途 (临床,研究,流行率估计) 量身定制,并使用适当的统计方法进行验证.
研究的目的:
- 为了评估最佳的PCL-5切断分数用于临床使用,流行率估计和在德语语临床样本中的研究.
- 解决在PTSD诊断中需要进行彻底的方法评估和目标驱动的切断选择的需要.
主要方法:
- 重新分析了德国443名遭受创伤的个体之前发布的数据.
- 利用接收器操作特征 (ROC) 分析以确定基于特定目标的诊断实用性的最佳PCL-5切断得分.
- 将PCL-5评估与CAPS-5临床面试进行了比较,以验证.
主要成果:
- 针对德国临床样本确定了最佳PCL-5截止分数:34用于临床使用,38用于流行率估计,42-43用于研究/资源有限的环境.
- 这些截止值显示出不同程度的灵敏度,特异性,正预测值 (PPV) 和负预测值 (NPV),根据其预期用途而定制.
- 最初预期的PCL-5切断线 (31-33) 显示出可接受的优良实用性,但对于任何特定应用都不是最佳的.
结论:
- 对创伤后应激障碍 (PTSD) 评估的最佳PCL-5截止分数因具体的临床或研究目标而异.
- 在德国的临床样本中,为PTSD患病率估计提供了经过验证的,特定目的的PCL-5切断值.
- 未来的研究应该专注于改进不同人群的截止分数,并提高PTSD评估的诊断精度.
关键词:
在PCL-5中.经过创伤后应激障碍的诊断在ROC分析中,ROC分析分析ROC ROC的使用情况.临床样本的临床样本.截止分数是截止分数.在TEPT的诊断.估计流行率的估计.样本 临床 临床流行率估计的估计.它的属性是心理测量.心理测量特性 心理测量属性在法庭的评分.敏感性和特殊性灵敏度和特异性 灵敏度和特异性更多相关视频
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