Table 12.

Upper limb exercises accuracy—goniometer and system comparison.

User ID	Shoulder Flexion			Shoulder Abduction			Elbow Flexion			Elbow Supination			Arm Pushing			Fist Extension
	Angle (gon.)	Angle(sys.)	Acc. (%)	Angle (gon.)	Angle (sys.)	Acc. (%)	Angle (gon.)	Angle (sys.)	Acc. (%)	Angle (gon.)	Angle (sys.)	Acc. (%)	Angle (gon.)	Angle(sys.)	Acc. (%)	Angle (gon.)	Angle(sys.)	Acc. (%)
User 1	86	94	90.7	83	85	97.6	130	123	94.61	37	43	83.78	55	57	96.36	57	57	100
User 2	89	92	96.63	92	95	96.73	135	141	95.55	84	89	94.04	60	59	98.33	69	62	89.85
User 3	86	86	100	88	91	96.59	115	113	98.26	58	61	94.82	46	47	97.82	30	32	93.33
User 4	98	105	92.86	90	92	97.77	118	114	96.61	75	74	98.67	70	65	92.85	60	59	98.33
User 5	92	96	95.66	81	88	91.35	137	130	94.89	81	83	97.53	68	62	91.17	61	54	88.52
User 6	84	85	98.89	81	80	98.76	113	116	97.34	83	82	98.79	34	34	100	54	55	98.14
Avg. Acc. (%)	95.79			96.46			96.21			94.60			96.08			94.70