用智能手表记录的步骤计数的验证
David Cyrol1, Sven Bechtold1, Hendrik MATTHIEßEN1
1German Air Force Center of Aerospace Medicine, Cologne, Germany.
The Journal of sports medicine and physical fitness
|October 3, 2024
概括
这项研究发现,Garmin Forerunner 245音乐手表在跑步机上跑步时准确地记录了步数. 然而,它可能会高估一个步骤机上的步骤,表明某些活动的潜在限制.
科学领域:
- 生物力学 生物力学
- 可穿戴技术可穿戴技术
- 运动科学 运动科学 运动科学
背景情况:
- 活动追踪器在日常生活,体育和研究中越来越普遍.
- 准确的步数计数对于监测身体活动和促进健康至关重要.
- 现代传感器技术允许活动追踪器的不引人注目的长期佩戴.
研究的目的:
- 为了评估商用手腕式计步器 (Garmin Forerunner 245 Music) 在记录步数时的准确性.
- 将计步器的步数数据与基于摄像头的系统进行比较.
主要方法:
- 21名受试者参加了一项基于实验室的比较研究.
- 试验对象以不同的速度跑,每个手腕上都戴着Garmin Forerunner 245音乐手表.
- 来自手表的步数与使用皮尔森相关性和布兰德-阿尔特曼图表的摄像系统记录的步数进行了比较.
主要成果:
- 在跑步机上的计步器和摄像系统之间观察到很高的相关性.
- 在步骤机上发现了低相关性和系统的过高估计步骤.
- 布兰德-阿尔特曼地块表示结果在可接受的协议范围内.
结论:
- 商用计步器,如加敏手表,提供方便,但也有局限性.
- 加敏前驱245音乐手表表现出足够的准确性,适用于跑步机运行环境.
- 存在潜在的不准确性,特别是在非跑步机的运动设备上.
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