集体软弱与美国人的死亡时间有关
Ryan McGrath1,2,3,4,5, Brenda M McGrath6, Donald Jurivich4
1Healthy Aging North Dakota (HAND), North Dakota State University, Fargo, North Dakota.
Journal of strength and conditioning research
|April 10, 2024
概括
评估肌肉软弱使用多种措施,包括绝对和体型正常化的握力,可以预测老年人死亡风险. 集体弱点评估提供了关于死亡时间的可靠指标.
科学领域:
- 老年学是指老年学的学科.
- 公共卫生 公共卫生
- 运动医学 运动医学
背景情况:
- 肌肉软弱是老年人群日益关注的一个问题.
- 现有的弱点指标可能无法完全捕捉死亡风险.
- "健康与退休研究"为研究美国老年人的健康状况提供了大量数据.
研究的目的:
- 确定个人和集体软弱措施与50岁及以上美国成年人死亡时间的关联.
- 为了评估绝对,身体质量正常化和身体质量指数 (BMI) 规范化的手握强度切断点的预测值.
- 评估综合弱点指标对死亡风险的影响.
主要方法:
- 从2006-2018年健康和退休研究中分析了14,178名参与者.
- 使用动力计测量手握强度 (HGS) 的测量.
- 考克斯比例危险回归模型用于分析弱点类别与全因死亡率之间的关联,死亡日期通过国家死亡指数得到确认.
主要成果:
- 个人弱点切断点 (绝对,BMI正常化,体重正常化) 与所有原因死亡风险比率的增加有关.
- 低于一个,两个或所有三个弱点截止点的参与者对死亡率的危险比率逐渐更高 (分别为1.37,1.47和1.69).
- 通过综合测量定义的集体弱点,证明了对死亡时间的可靠预测.
结论:
- 肌肉强度的综合测量,考虑绝对值和体型规范值,提供了对老年人死亡风险的强有力的预测.
- 与个人措施相比,评估集体弱点为死亡时间的预测提供了更好的预测价值.
- 这些发现可以为医疗保健从业者和体育医学专业人员提供关于维持肌肉力量在衰老中的关键作用的信息.
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