TABLE 2.

F statistics of the linear mixed models for electroencephalography (EEG) power of SMR, Theta, and Beta.

Analysis	Factors	F (1,57)	p	η p2	sig.
SMR power	Group × runs	12.46	0.001	0.004	***
	Runs	26.91	0.000	0.006	***
	Group	2.23	0.141
	Condition	0.81	0.373
	Group × condition	0.35	0.558
	Condition × runs	0.25	0.620
	Group × condition × runs	0.02	0.894
Theta power	Group × runs	4.02	0.046	0.000	*
	Runs	21.54	0.000	0.000	***
	Group	3.80	0.056		.
	Condition	2.46	0.122
	Group × condition	0.27	0.608
	Condition × runs	5.76	0.017	0.006	*
	Group × condition × runs	0.54	0.465
Beta power	Group × runs	(1, 362) 9.23	0.003	0.001	**
	Runs	(1, 362) 0.20	0.658
	Group	(1, 57) 0.09	0.767
	Condition	(1, 57) 0.55	0.462
	Group × condition	(1, 57) 0.23	0.635
	Condition × runs	(1, 362) 1.39	0.239
	Group × condition × runs	(1, 362) 0.24	0.621

The factor group indicates feedback group (3D vs. 2D) and condition indicates real vs. sham feedback. “***” p < 0.001, “** “p < 0.01, “*”p < 0.05, “.”p = 0.05.