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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...