在7年随访的老年人中,功能状态转变的认知预测因素:潜伏转变分析
Alex Pak Lik Tsang1, Lexi Han Zhi Tan2, Lihui Pu3
1School of Nursing, The Hong Kong Polytechnic University, Hong Kong, Hong Kong, China, paklik.tsang@polyu.edu.hk.
Gerontology
|October 23, 2025
概括
保持老年人的独立性是关键. 更好的定位技能显著地防止功能衰退,而记忆和执行功能也在衰老轨迹中发挥作用.
科学领域:
- 老年学是一门学科.
- 认知神经科学 认知神经科学
- 公共卫生 公共卫生
背景情况:
- 保持功能能力对于老年人的独立性至关重要.
- 认知功能 (记忆,定向,执行功能) 对于日常活动至关重要.
- 由于人口老龄化,了解认知功能如何影响随时间推移的功能变化至关重要.
研究的目的:
- 确定老年人功能状态转变的纵向模式.
- 检查基线认知功能的预测作用在这些过渡.
主要方法:
- 利用来自中国健康与退休长度研究的9538名60岁以上的中国成年人的数据.
- 采用潜伏过渡分析来模拟从2013年到2020年的功能过渡.
- 从2011年开始评估认知措施的预测效用.
主要成果:
- 确定了四个功能类别:高度独立,轻度依赖,中度依赖IADL,严重依赖.
- 较高的基线导向是最强的预测因素,降低了功能衰退或稳定依赖的可能性.
- 更好的记忆力降低了功能衰退/依赖的风险;更高的执行功能降低了功能改善的风险.
结论:
- 衰老中的功能转变是异质的.
- 导向是对老年人功能恶化的关键保护因素.
- 认知预测因素对功能衰老轨迹产生差异影响,定位是关键的早期指标.
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