TABLE 1.

References that used inertial sensors features to feed machine learning to evaluate the hand tremor of PD patients.

References	Hand activity	Sensor (AR)	Recording duration	Methods of classification	Accuracy
Alam et al. (2016)	Resting tremor	Acc and gyros (200 Hz)	25–30 s	Support vector machine	59–88.9%
LeMoyne et al. (2015)	Kinetic tremor	Acc (100 Hz)	5 s	Support vector machine	100%
Butt et al. (2017)	Kinetic tremor	Gyros (100 Hz)	10 s	Support vector machine, logistic regression, neural network classifier	76.2–83.1%
Stamatakis et al. (2013)	Finger tapping	Acc (167 Hz)	Free	Ordinal logistic regression	87.2–96.5%
Jeon et al. (2017a)	Resting tremor	Acc (125 Hz)	10 s	SVM, decision tree, random forest, discriminant analysis	80.9–85.6