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临床表现 临床表现

Keerthana Bengaluru Somashekar1, Aparna Lalana Venugopal1, Nithin Thanissery1

  • 1National Institute of Mental Health and Neurosciences, Bengaluru, Karnataka, India.

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概括
此摘要是机器生成的。

基于绩效的评估 (PBA) 有效地区分了轻度认知障碍 (MCI) 和痴呆症患者使用现实生活任务的认知障碍. 这些生态有效的措施对于在不同人群中进行准确诊断至关重要.

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科学领域:

  • 神经科学是一个神经科学.
  • 认知心理学 认知心理学
  • 老年学是一门学科.

背景情况:

  • 认知障碍往往表现为日常活动中的困难.
  • 传统的认知测试通常是基于纸质的,有利于受过教育的人.
  • 需要对认知障碍进行生态有效,以人为中心的评估.

研究的目的:

  • 开发和验证一种基于绩效的评估 (PBA),用于在现实生活中识别认知缺陷.
  • 评估轻度认知障碍 (MCI) 和痴呆症患者的执行功能.
  • 评估PBA在不同的人口群体中的有效性.

主要方法:

  • 一个范围审查确定了PBA开发的合适任务.
  • 三项任务 (,包装,购物) 已经完成并经过专家验证.
  • 参与者 (认知正常,MCI,痴呆症) 完成了PBA任务,社会人口统计评估和标准认知/功能评估 (ACE-III,CDR,IADL).

主要成果:

  • 该PBA证明了良好的interrater可靠性和内部一致性 (克朗巴赫的α>0.7).
  • 与MCI和认知正常组相比,痴呆症患者表现出明显更多的错误和更长的完成时间.
  • PBA结果与标准认知得分 (ACE-III,CDR,CDI) 有负相关性,表明对认知能力下降的敏感性.

结论:

  • 开发的PBA成功地区分了认知正常,MCI和痴呆症组.
  • 这些任务适用于各种人口统计数据,包括识字和社会经济背景,适合各种社会.
  • PBA增强了复杂的日常活动中认知障碍的检测,支持临床应用.