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Ability of Thigh-Worn ActiGraph and activPAL Monitors to Classify Posture and Motion
SITTING STANDING STEPPING TRANSITIONS ACTIVITIES INCLINATION
2017/4/19
Purpose: This study compared sitting, standing, and stepping classifications from thigh-worn ActiGraph and activPAL monitors under laboratory and free-living conditions.
Methods: Adults wore both mon...
ActiGraph Activity Monitors: The Firmware Effect
ACTIGRAPH™ FIRMWARE ACTIVITY COUNTS GT1M GT3X
2017/5/19
Counts from 5 GT3X and 7 GT1M firmware versions were compared in this study. Monitors uploaded with these firmware versions were worn on the hip by 15 participants (age = 24.9 ± 5.0 yr, BMI= 23.9 ± 2....
Detecting Indoor and Outdoor Environments Using the ActiGraph GT3X+ Light Sensor in Children
OUTDOORACTIVITY CHILDREN PHYSICALACTIVITY ACCELEROMETRY LIGHTDETECTION LUXSENSOR
2017/5/18
Experts recommend children spend more time playing outdoors. The ambient light sensor of the ActiGraph GT3X+ provides lux measurements. A lux is the International System’s unit of illumination, equiva...
背景: 超重和肥胖已成为世界上很多地区严重的公共健康问题。研究表明，在日常生活中做一些小的改变，诸如中断久坐（站立一会），可能有助于缓解久坐带来的健康风险。本研究旨在用人体运动能耗监测仪ActiGraph GT3X检测有久坐习惯的成年人（根据BMI分为相同的体重状况）用于站立（用计数阈值测定）、平躺和坐立（用倾角仪功能测定）的时间。方法：受试者包括22名有久坐习惯的成年人（14名男性，8名女性）；...
Actigraph as a Device for Estimation of Heat Production of White Leghorn Hens under High Ambient Temperature
heat production activity count standing time ambient temperature feed intake
2009/8/3
Eight commercial Single Comb White Leghorn hens were used to study the effects of high ambient temperature on behavioral activities and to select a better parameter for the estimation of heat producti...