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特定领域的体力活动及其与脆弱综合征的关联:NHANES使用表型和指数模型的证据
Fujue Ji1,2,3, Jiao Liu1,3, Jiaxuan Chen1
1Department of Physical Education, College of Performing Arts and Sport, Hanyang University, Seoul, Republic of Korea.
Geriatrics & gerontology international
|February 4, 2026
概括
休时间的体力活动 (LTPA) 显著降低了脆弱综合征. 参与LTPA,特别是每周300分钟,是健康老龄化和预防脆弱的关键.
科学领域:
- 老年学是一门学科.
- 公共卫生 公共卫生
- 运动科学 运动科学
背景情况:
- 虚弱综合征是一种常见的与年龄相关的疾病,与不良健康结果有关.
- 身体活动 (PA) 是一个可修改的因素,但其特定领域对脆弱性的影响需要进一步研究.
- 经过验证的多维脆弱性模型对于准确的评估至关重要.
研究的目的:
- 调查四个PA领域 (总PA,职业PA (OPA),与交通相关的PA (TPA) 和休时间PA (LTPA)) 和脆弱性之间的关联.
- 通过使用脆弱现象型 (FP) 和脆弱指数 (FI) 模型来评估脆弱性.
- 分析这些关联在全国代表的美国成年人群中.
主要方法:
- 分析了来自NHANES (2007-2018) 数据的59,842名成年人.
- 按每周持续时间和遵守指南 (≥150分钟/周) 分类的PA水平.
- 使用FP和FI模型独立评估脆弱性;进行多变量回归,子组,敏感性和剂量反应分析.
主要成果:
- 总体PA和LTPA的较高总量始终与较低的脆弱性得分相关 (FP和FI模型).
- LTPA ≥300分钟/周显示出与脆弱性最强的反向关联.
- OPA和TPA的相关性有限或不存在;影响在老年人 (≥80岁) 和女性中明显.
结论:
- 休时间的体力活动 (LTPA) 与脆弱性降低密切相关.
- LTPA成为预防策略和公共卫生指南的关键目标.
- 促进LTPA可以为健康老龄化倡议做出重大贡献.
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