Coupling of shoulder joint torques in individuals with chronic stroke mirrors controls, with additional non-load-dependent negative effects in a combined-torque task

Table 2 Linear Mixed Models for each of the four task combinations

	DF num	DF den	F-value	P-value
External Rotation during Adduction
Group	2	46.91	5.96	0.0049
Load-Level	2	78.87	8.98	0.0003
Group*Load	4	78.87	0.85	0.4988
Internal Rotation during Adduction
Group	2	51.5	8.96	0.00046
Load-Level	2	80.67	12.45	0.00002
Group*Load	4	80.67	1.2	0.32
External Rotation during Abduction
Group	2	45.65	4.17	0.022
Load-Level	2	78.07	0.69	0.50
Group*Load	4	78.07	0.41	0.80
Internal Rotation during Abduction
Group	2	49.01	18.32	0.00000
Load-Level	2	79.85	13.12	0.00001
Group*Load	4	79.85	0.35	0.84

Factors included Group (Control, Non-paretic, Paretic), Load-level (0, 25, 50%), and their interaction
DF degrees of freedom, Num numerator, Den denominator

ISSN: 1743-0003