通过老年人白质超强度,孤独与记忆功能之间的关联:性别的温和作用
Hyeyoung Park1, Hairin Kim1, Seyul Kwak2
1Department of Psychology, Seoul National University, Seoul 08826, Republic of Korea.
Behavioral sciences (Basel, Switzerland)
|October 27, 2023
概括
孤独会影响老年人的记忆,特别是在男性中,通过白质超强度 (WMHs). 了解这种联系对于开发针对认知健康的有针对性的干预措施至关重要.
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.
- 公共卫生 公共卫生
背景情况:
- 孤独会对老年人的记忆功能产生不利影响.
- 连接孤独和记忆力下降的神经机制尚未完全理解.
- 孤独对记忆的影响可能因性别而异.
研究的目的:
- 调查孤独与情节性记忆功能之间的关联背后的神经机制.
- 探索孤独与记忆功能之间的关系中的性别差异.
- 确定干预措施的潜在目标,以减轻老年人与孤独相关的记忆障碍.
主要方法:
- 利用了来自韩国社会生活,健康和老龄化项目 (KSHAP) 173名认知正常的老年人 (60岁以上) 的数据.
- 使用神经成像 (结构性MRI) 评估孤独感,情节性记忆功能和大脑结构.
- 员工调解和调节分析,以检查白质超强度 (WMHs) 和性别的作用.
主要成果:
- 孤独和情节性记忆之间的关联是由白质超强度 (WMHs) 的体积介导的.
- 海马和灰质体积并没有调解这种关联.
- 性别调节了这种关系:孤独通过WMHs对记忆的间接影响在男性中是显著的,但在女性中没有.
结论:
- 白质超强度 (WMHs) 是一种潜在的神经通路,孤独会损害老年男性的记忆力.
- 研究结果强调需要针对性别的干预措施,以解决与晚年孤独相关的记忆衰退.
- 这项研究对促进老年人群认知健康具有重大公共卫生影响.
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