身体活动碎片化与西班牙裔所有原因死亡率的关联:一项前性队列研究
Mauro F F Mediano1,2,3, Yejin Mok3, Shoshana H Ballew3,4
1Evandro Chagas National Institute of Infectious Diseases, Oswaldo Cruz Foundation, Rio de Janeiro, RJ, Brazil.
Lancet regional health. Americas
|February 10, 2025
概括
分断的体力活动,或经常在活跃和久坐状态之间过渡,与西班牙裔/拉丁裔成年人中较高的全因死亡率有关. 这种关联甚至在计算总体体力活动量时也存在.
科学领域:
- 心血管健康 心血管健康
- 流行病学 流行病学
- 公共卫生 公共卫生
背景情况:
- 身体活动的碎片化,定义为从活跃状态过渡到静止状态的频率,其预后影响不清楚.
- 与身体活动模式相关的西班牙裔/拉丁裔人口的健康结果需要进一步调查.
研究的目的:
- 在一大批西班牙裔/拉丁裔成年人中,检查身体活动碎片化和全因死亡率之间的关联.
- 要确定这种关联是否独立于体力活动总量.
主要方法:
- 利用了来自西班牙裔社区健康研究/拉丁裔研究 (HCHS/SOL) 的11,992名参与者的数据.
- 身体活动的碎片化使用活跃到静止的过渡概率 (ASTP) 进行测量.
- 考克斯回归模型分析了ASTP和全因死亡率之间的关联,平均随访时间为11.2年.
主要成果:
- 在随访期间,共记录了745例死亡 (6.2%).
- 较高的体力活动碎片化 (ASTP的最高三位数) 与45%的全因死亡风险增加有关 (HR 1.45).
- 每增加0.10个单位的ASTP与22%的死亡风险增加相关 (HR 1.22),独立于总体体育活动.
结论:
- 更分散的体力活动与西班牙裔/拉丁裔成年人全因死亡率的增加有显著关联.
- 这种关系是独立于所进行的体力活动总量而成立的.
- 研究结果强调了身体活动模式的重要性,而不仅仅是体量,对于这一群体的死亡风险.
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