Quantitative Analysis of Motor Status in Parkinson’s Disease Using Wearable Devices: From Methodological Considerations to Problems in Clinical Applications

Table 1

Features of currently available wearable devices.

	Type of sensor(s)	Features
Devices that mainly monitor overall activities
TricTrac RT3	Accelerometer- and gyroscope-mounted sensor	Recording of overall activities in kinematic or kcal mode
Devices that mainly monitor gait disorders
StepWatch	Specific ankle-worn microprocessor-based step counter	Long-term gait analysis (50 days at 60 sec resolution)
DynaPort	Accelerometer-mounted sensor attached on the trunk	Long-term gait analysis (14 days)
Devices that monitor changes in overall activities and gait disorders
Mobility Lab	Accelerometer- and gyroscope-mounted sensor attached on limbs and trunk	Recording of overall activities and analysis of gait and posture
Physilog	Accelerometer-, gyroscope-, and barometric pressure-mounted sensors attached on limbs and trunk	Recording of overall activities and analysis of gait and running
AX3	Accelerometer-mounted sensor attached on limbs or trunk	Recording of overall activities and analysis of gait and running