跨国家背景的晚年认知功能的协调:协调认知评估协议的结果
Alden L Gross1, Chihua Li2, Emily M Briceño3
1Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA; Center on Aging and Health, Johns Hopkins University, Baltimore, MD, USA.
The lancet. Healthy longevity
|October 7, 2023
概括
协调认知评估协议 (HCAP) 评分是为了在老年人中进行认知功能的跨国比较而创建的. 这些可靠的得分使得更好的国际研究认知衰老的风险因素.
科学领域:
- 老年学是指老年学的学科.
- 认知神经科学 认知神经科学
- 流行病学 流行病学
背景情况:
- 协调认知评估协议 (HCAP) 旨在进行后期认知功能的跨国比较.
- 其适用于全球多样化人口的适用性尚未完全确定.
研究的目的:
- 从六个国家的HCAP研究中统计协调一般和特定领域的认知得分.
- 评估这些协调认知分数的可靠性和标准有效性.
主要方法:
- 在中国,英国,印度,墨西哥,南非和美国 (20152020) 的公开可用的HCAP数据上使用了项目银行方法.
- 通过使用确认因素分析,生成了对一般认知,记忆,执行功能,定向和语言的协调因素得分.
- 通过测试信息图表评估得分可靠性,通过年龄,性别和教育的回归分析评估标准有效性.
主要成果:
- 包括21,144名参与者;确认因素分析模型显示在不同国家之间很适合.
- 在90.1%的参与者中,观察到高边际可靠性 (>0.9) 对协调的一般认知功能得分.
- 对于特定领域的得分,可靠性有所不同,记忆得分显示出高可靠性 (≥0.85对91.2%).
- 总体认知功能得分随着年龄的增长而下降,并随着各个国家的教育程度的提高而增加.
结论:
- 在六项基于人口的研究中统计协调的认知功能测量方法为老年人提供了可比的数据.
- 这些得分证明了对国际基于人口的认知衰老研究的高度可靠性和实用性.
- 这种协调有助于更好的推断和直接比较风险因素和认知结果之间的跨国关联.
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