55岁以上的身体活动和认知功能的双组基轨迹:一个全国代表的队列研究
Xiaotong Wang1, Pei Hu2, Yating Ai1
1College of Nursing, Hubei University of Chinese Medicine, Wuhan, China.
Frontiers in public health
|November 13, 2024
概括
在老年人中,身体活动和认知功能往往一起下降. 这项研究使用基于组的双轨道建模来确定不同的轨道,并发现一个轨道的下降与另一个轨道的下降有关.
科学领域:
- 老年学是一门学科.
- 公共卫生 公共卫生
- 流行病学 流行病学
背景情况:
- 老龄化通常与身体活动减少和认知能力下降有关.
- 在55岁以上的人群中,这些衰退的同时进展和相互关系存在有限的研究.
研究的目的:
- 识别老年人身体活动和认知功能的不同轨迹.
- 研究身体活动和认知功能轨迹之间的相互关系.
- 为了确定这些轨迹的预测因素.
主要方法:
- 利用来自中国健康和退休长度研究 (2011-2020) 的55岁以上5765名个人数据.
- 采用基于组的双轨道建模 (GBDTM) 来分析身体活动 (IPAQ) 和认知功能 (情节性记忆,精神完整性).
- 使用多变量逻辑回归来识别重要的预测因素.
主要成果:
- 确定了三个身体活动轨迹:持续低 (74.2%),下降 (13.7%) 和上升 (12.1%).
- 确定了三个认知功能轨迹:持续低 (22.2%),持续中度 (37.9%) 和持续高 (39.9%).
- 发现身体活动下降与认知功能下降之间存在显著的关联,反之亦然. 年龄,性别,教育,BMI和视力障碍是关键预测因素.
结论:
- GBDTM有效地识别了老年人身体活动和认知功能的持续下降轨迹.
- 了解预测因素对于旨在促进身体活动和延迟认知衰退的干预措施至关重要.
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