年龄对认知测试的影响 实践效应和心肺呼吸反应
Priyanka M Reddy1, Kulsum Abdali1, Sarah E Ross1
1University of North Texas Health Science Center, Fort Worth, USA.
Gerontology & geriatric medicine
|February 27, 2024
概括
健康老龄化不会减弱认知实践的影响或减少认知再测试期间的心脏呼吸反应. 心率和呼吸频率对认知测试的反应在年轻人和老年人之间有所不同.
科学领域:
- 神经科学是一个神经科学.
- 老年学是指老年学的学科.
- 身体生理学 身体生理学
背景情况:
- 认知实践效应,即通过重复测试来提高性能,已经得到了充分的证据.
- 老龄化可能会改变这些练习效应和相关的生理反应,如心率 (HR) 和呼吸频率 (BF).
- 了解这些与年龄相关的差异对于解释老年人认知测试结果至关重要.
研究的目的:
- 为了调查健康的衰老是否会减弱认知实践的影响.
- 在认知再测试期间,确定衰老是否限制了熟悉度相关的HR和BF的减少.
- 为了比较年轻人和老年人的认知表现和心肺呼吸反应.
主要方法:
- 21名健康的年轻人 (26±1岁) 和老年人 (65±2岁) 参与了研究.
- 认知测试 (MMSE,DST,TMT-B,CVLT-II) 在3周内进行两次.
- 在认知测试期间,HR和BF被持续监测.
主要成果:
- 认知表现通常不受年龄的影响,除了加利福尼亚语言学习测试 (CVLT-II),该测试显示了实践效应.
- 心率和呼吸频率在认知测试期间在年轻人中增加,但在老年人中没有.
- 在年轻成年人中重新测试减弱的心肺呼吸反应,表明习惯性.
结论:
- 认知实践影响仅在CVLT-II中观察到,而不是其他测试,在两个年龄组.
- 健康老龄化并没有影响短期记忆或学习.
- 对认知测试,特别是HR的心肺呼吸系统反应在年轻人和老年人之间有显著差异,年轻人表现出更强的反应,习惯于重新测试.
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