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简短形式的语音流利任务的实用性

Jack R Kaufman1, Hudaisa Fatima1, Laura H Lacritz2

  • 1Department of Psychiatry, University of Texas Southwestern Medical Center, Dallas, TX, USA.

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概括

一个短暂的30秒语音流性测试可靠地选老年人认知障碍. 这种简短的措施有效地区分了正常认知和认知障碍组.

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科学领域:

  • 神经学 神经学
  • 认知科学 认知科学
  • 老年学是一门学科.

背景情况:

  • 认知查工具对于早期发现老年人认知障碍至关重要.
  • 语音流利任务评估语言生产力和执行功能.
  • 为了有效的临床评估,需要简化认知测试.

研究的目的:

  • 建立一个30秒声学流度测量概念验证.
  • 为了确定这个缩写工具在老年人中的可靠性和诊断准确性.

主要方法:

  • 201名老年人 (119名正常认知,82名认知障碍) 完成了60秒的语音流利任务 (FAS/CFL),间隔30秒.
  • 在30秒试验的表现与60秒总和进行了比较.
  • 使用接收器操作特征 (ROC) 分析来评估诊断准确性.

主要成果:

  • 30秒试验得分强烈预测了60秒的得分 (R2 = 0.7-0.9,p < .001).
  • 在正常认知和认知障碍组之间,累计30秒的得分显著不同 (p < .001).
  • 在区分组中,30秒的得分显示了与60秒的得分 (AUC = 0.658) 相比的准确性 (AUC = 0.675).

结论:

  • 30秒语音流利测试是老年人可靠和有效的认知查工具.
  • 这种简短的范式有效地区分了有或没有认知障碍的个体.
  • 这些发现支持了在临床环境中缩写的语音流性任务的实用性.