在运动期间,基于手腕的监视器对皮肤色调进行心率测量的有效性
Stanley Hughwa Hung1,2, Kelsey Serwa1, Gillian Rosenthal1
1Department of Physical Therapy, The University of British Columbia, Vancouver, British Columbia, Canada.
PloS one
|February 10, 2025
概括
基于手腕的心率 (HR) 监测器在运动强度更高时显示出更高的测量误差,特别是在肤色较深的人群中. 准确性随着运动强度和皮肤色调变暗而降低.
科学领域:
- 运动生理学 运动生理学
- 生物医学工程 生物医学工程
- 皮肤病学 皮肤病学
背景情况:
- 基于手腕的可穿戴设备非常受欢迎,用于监测生理数据,包括心率 (HR).
- 基于光聚缩学 (PPG) 的HR监测器的准确性可能受到各种因素的影响,包括皮肤色调和运动强度.
- 了解这些影响对于可靠的健康和健身跟踪至关重要.
研究的目的:
- 为了评估基于手腕的HR监控器 (Fitbit Charge 5) 与胸监控器 (Polar H10) 的准确性.
- 评估运动强度和不同的皮肤色调如何影响HR测量准确度.
- 在不同的人口群体的设备性能中识别潜在的差异.
主要方法:
- 采用横截面研究设计,将Fitbit Charge 5的HR数据与Polar H10胸的HR数据进行比较.
- 参与者根据菲茨帕特里克尺度被分为浅色,中色和深色的皮肤颜色组.
- 在休息时和YMCA协议期间,HR数据在循环人体表上收集,运动强度按HR储备 (HRR) 分层.
主要成果:
- 在HR测量误差上观察到皮肤色调和运动强度之间的统计学显著的相互作用效应.
- 与较低HRR (<40%) 的较浅肤色相比,在更高HRR水平 (>60%) 的中等和较深肤色中发现了更高的平均误差.
- 具体来说,较暗的皮肤色调在40-60%HRR和>60%HRR时表现出显著的误差.
结论:
- 使用基于手腕的PPG设备的HR测量误差随着较深色肤色的个人更高的运动强度而增加.
- 这表明当前基于手腕的HR监控器在艰苦的体力活动期间对某些人群的准确性存在潜在的限制.
- 需要进一步的研究,以提高这些设备的准确性和可靠性,在不同的肤色和运动条件下.
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