相对和绝对强度加速度计的指标解读了年龄,性别和职业对身体活动的影响
Fabian Schwendinger1, Raphael Knaier1, Jonathan Wagner1
1Division of Sports and Exercise Medicine, Department of Sport, Exercise and Health, University of Basel, Basel, Switzerland.
BMC public health
|March 6, 2025
概括
量化绝对和相对体力活动 (PA) 强度都显示出与年龄相关的不同模式和性别差异. 将这些指标结合起来,可以更全面地了解成年人的PA.
科学领域:
- 运动生理学 运动生理学
- 老年学是一门学科.
- 职业健康 职业健康 职业健康
背景情况:
- 了解身体活动 (PA) 中的年龄,性别和职业相关差异对于公共健康至关重要.
- 以前的研究通常依赖于单一的PA强度指标,这可能会限制洞察力.
- 调查绝对和相对PA强度可能会提供更细致的理解.
研究的目的:
- 确定量化绝对和相对体力活动 (PA) 强度是否能提高对年龄,性别和职业差异的理解.
- 探索健康成年人的心肺健康和PA强度指标之间的关系.
主要方法:
- 跨截面COMPLETE研究涉及460名健康成年人 (20-89岁).
- 参与者佩戴加速度计长达14天,以测量PA的平均加速度 (AvAcc) 和强度分布 (IG).
- 血压强度以绝对 (AvAcc_ABS,IG_ABS) 和相对 (AvAcc_REL,IG_REL) 两种表达,相对测量标准化为个人心肺呼吸能力.
主要成果:
- 绝对PA强度 (AvAcc_ABS,IG_ABS) 在40-45岁后下降,相对PA强度 (AvAcc_REL,IG_REL) 在60-70岁之前增加.
- 与男性相比,女性表现出更高的绝对和相对平均加速度,但不是强度分布.
- 涉及中度PA的职业显示出更高的绝对和相对平均加速,但强度分布与久坐职业相似.
结论:
- 绝对和相对PA强度的明显年龄轨迹表明,心肺健康的下降先于PA的下降.
- 女性更高的PA强度指标反映了更低强度的活动,不一定更高的健康增强强度.
- 与单个指标相比,量化绝对和相对PA强度可以更好地了解成年人身体活动模式.
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