Motor Ingredients Derived from a Wearable Sensor-Based Virtual Reality System for Frozen Shoulder Rehabilitation

Table 4

Correlations between task performances (angles) and clinical assessments.

⁢CAT	⁢Task performance
	Shoulder flexion	Shoulder abduction in scapular plane	Shoulder abduction	Shoulder internal rotation (towel)	Shoulder external rotation (crutch)
External rotation (ROM)	0.504	0.178	0.102	−0.151	0.465
External rotation (muscle strength)	0.398	0.250	0.366	−0.103	0.497

Significance level = 0.05.
.
Correlation level:
: low.
: medium.
: high.