在美国成年人中,加速计衍生的总活动和心脏代谢健康因素,NHANES 2011-2014年
Jasmine Y Nakayama1, Farah Mouhanna1, Geoffrey P Whitfield1
1Division of Nutrition, Physical Activity, and Obesity, Centers for Disease Control and Prevention, Atlanta, GA.
Medicine and science in sports and exercise
|July 25, 2025
概括
监测独立运动总结 (MIMS) 单元,一种新的体力活动指标,与更好的心脏代谢健康有关. 较高的MIMS单位与较低的身体质量指数 (BMI) 和改善的健康指标相关.
科学领域:
- 公共卫生 公共卫生
- 心血管健康 心血管健康
- 测量身体活动的测量方法
背景情况:
- 心脏代谢健康对于整体健康至关重要.
- 精确测量身体活动对于公共卫生监测至关重要.
- 像MIMS单位这样的新型指标提供了评估身体活动的新方法.
研究的目的:
- 调查监测独立运动总结 (MIMS) 单元和关键心脏代谢健康指标之间的关联.
- 为了确定MIMS单位和身体质量指数 (BMI),糖化血红蛋白 (A1c),非高密度脂蛋白胆固醇 (非高密度脂蛋白胆固醇-C),缩血压 (SBP) 和腹缩血压 (DBP) 之间的关系.
- 在美国成年人全国代表性样本中分析这些关联.
主要方法:
- 利用了2011-2014年国家健康和营养检查调查的数据.
- 包括6,638名20岁及以上的美国成年人,具有有效的加速度计数据.
- 采用了通用线性模型来评估MIMS单位与心脏代谢因子之间的关联,以年龄和共变量进行调整.
主要成果:
- 每日平均1000个MIMS单位的增加与BMI下降0.91%有关.
- 较高的MIMS单位与A1c降低0.26%,非HDL-C降低0.27%相关.
- 与SBP和DBP的关联在统计学上并不显著;共变量调整的影响最小.
结论:
- MIMS 单位与心脏代谢健康的相关性与传统的加速度计指标相似.
- 在公共卫生监测和研究中,MIMS单位显示出作为健康相关移动的有价值指标的潜力.
- 进一步使用MIMS单元可以提高对身体活动对心血管健康的益处的理解.
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