A postural unloading task to assess fast corrective responses in the upper limb following stroke

Table 3 Stroke participant task performance

	Parameter Scores (mean)				Failure rate (%)				Z-score range				Reliability
	Aff Arm		Less Aff Arm		Aff Arm		Less Aff Arm		Load		Unload		ICC (r-values)
Parameters	Load	Unload	Load	Unload	Load	Unload	Load	Unload	Min	Max	Min	Max	Load	Unload
Posture Speed (cm/s)	0.52	0.95	0.62	1.09	29	10	26	6	−3.35	5.44	−3.04	3.7	0.74^*	0.76^*
Deceleration Time (ms)	516	379	430	289	26	61	10	13	−1.22	2.12	−2.18	4.64	0.8^*	0.86^*
Return Time (ms)	1511	1219	1402	970	10	52	6	29	−0.38	1.86	−1.72	3.46	0.9^*	0.89^*
Max Displacement (cm)	10.8	7.3	10.7	6	13	55	13	16	−0.93	2.88	−3.55	8.08	0.97^*	0.91^*
Endpoint Error (cm)	5.2	3.6	4.9	2.8	42	55	26	29	0.98	4.7	−1.44	8.81	0.9^*	0.91^*
JVO elbow (ms)	21	7.4	28	6	45	29	35	10	−4.14	5.39	−2.48	7.16	0.78^*	0.47^*
JVO shoulder (ms)	142	62	131	48	29	48	23	16	−2.71	3.43	−6.31	4.31	0.76^*	0.55^*
Task Score	–	–	–	–	23	68	26	23	0.57	2.51	0.01	5.8	0.7^*	0.72^*

ISSN: 1743-0003