Table 2. Pearson correlations for the three features from test-retest data within the same day for controls and from between visits for controls and patients.

variable	SMA_Between	Control_Between	Ctrl_Intraday
elbow_angle_median	0.33	0.38	0.55
lifting_angle_median	0.54	0.68	0.64
velocity_median	0.45	0.27	0.58