60岁及以上的成年人有主观记忆投诉的前景记忆困难
1Department of Psychiatry, Jeonbuk National University Hospital, Jeonju, Republic of Korea.
概括
患有主观记忆障碍 (SMC) 的老年人表现出基于时间的前性记忆 (PM) 任务的缺陷,表明早期的认知衰退. 这些发现表明,PM评估可以帮助早期发现痴呆症.
科学领域:
- 认知神经科学 认知神经科学
- 老年学是一门学科.
- 神经学 神经学
背景情况:
- 主观记忆问题 (SMC) 是自我报告的记忆问题,没有客观证据.
- SMC是未来痴呆症发展的潜在早期指标.
- 预期记忆 (PM) 障碍可能在老年人中信号微妙的认知衰退,特别是在临床前阶段.
研究的目的:
- 调查年龄较大的患有主观记忆障碍 (SMC) 的老年人前性记忆 (PM) 的差异性损伤.
- 为了确定基于时间的PM任务是否比基于事件的任务更敏感于SMC个体的认知衰退.
主要方法:
- 该研究涉及30名SMC老年人和30名健康对照 (年龄≥60岁).
- 用实验任务 (基于事件和基于时间) 和自然主义任务来评估前性记忆.
主要成果:
- 与对照组相比,SMC患者在基于时间的PM任务中表现明显差.
- 在基于时间的实验PM的SMC组中观察到更低的准确性和减少的战略监测.
- 此外,SMC小组在自然主义的基于时间的PM任务中表现较差,特别是在较长的间隔内.
结论:
- 基于时间的前性记忆任务在识别SMC患者的早期认知衰退方面是有效的.
- 这些发现为SMC患者的认知概况提供了洞察力.
- 结果支持使用PM评估用于临床环境中的早期干预.
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