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加速度计测量身体活动,久坐不动行为和健康寿命之间的潜在关联:妇女健康加速度计协作

Eric T Hyde^1,2, Gretchen E Bandoli³, Jingjing Zou¹

¹Herbert Wertheim School of Public Health and Human Longevity Science, University of California San Diego, San Diego, California, United States.

The journals of gerontology. Series A, Biological sciences and medical sciences

|September 29, 2025

概括

较高的体力活动和较少的坐着时间与在90岁时保持完整的运动能力的生存有关. 这项研究强调了日常运动对于健康老龄化和保持身体功能的重要性.

科学领域:

老年学是指老年学的学科.
流行病学流行病学
生物统计学生物统计学

背景情况:

身体活动 (PA) 和久坐不动行为 (SB) 对长寿与保持移动性的影响仍然不完全理解.
研究这些关联对于促进老年人的健康衰老和功能独立至关重要.

研究的目的:

为了检查加速仪测量每日PA,SB和存活到90岁的寿命之间的关系,有或没有完整的移动性.
确定与老年女性成功衰老相关的特定体力活动和久坐行为指标.

主要方法:

利用了来自妇女健康加速计协作 (WHAC) 的数据,涉及78-89岁的绝经后妇女.
使用加速度计客观测量PA (轻,MVP,总,步骤) 和SB (坐时间,发作持续时间) 超过7天.
使用协变量调整的多项逻辑回归来分析PA/SB与生存结果之间的关联 (完整的移动性,移动障碍,已故).

主要成果:

在2656名女性中,62.8%的女性在完整的运动能力下幸存下来,22.3%的女性在移动障碍下幸存下来,15.0%的女性在90岁时死亡.
增加轻度PA,中度至强度PA (MVPA),总PA和步骤与更高的存活率与完整的移动性相关.
减少坐着时间和更短的坐着时间也与完整的移动性改善的生存率有关.

结论:

研究结果支持增加体力活动在维持身体功能和促进健康长寿方面的作用.
对PA和SB的客观测量提供了对成功衰老和保持流动性的因素有价值的见解.

关键词:

衰老的衰老衰老的衰老光的强度光的强度.坐在座位上坐着步骤步骤步骤女性的健康妇女的健康

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