Table 2.

Effects of tDCS on GNGT as revealed by ANCOVA analysis (cf. Fig. 4)

F-Statistics
GNGT	Factors	Sum Sq	Df	F value	p value	pEta²
RT	Intercept	2123	1	1.73	0.192	0.024
	Baseline values*	20633	1	16.84	0.000***	0.194
	tDCS condition	1186	1	0.97	0.329	0.013
	GNGT condition	104	1	0.08	0.772	0.001
	Baseline values:tDCS condition	1250	1	1.02	0.316	0.014
	Baseline values:GNGT condition	13	1	0.01	0.917	0.000
	tDCS condition:GNGT condition	44	1	0.04	0.849	0.000
	Baseline values:tDCS condition:GNGT condition	95	1	0.08	0.782	0.001
	Residuals	85788	70
dPrime	Intercept	0.38	1	1.18	0.281	0.016
	Baseline values*	3.09	1	9.58	0.003**	0.120
	tDCS condition	0.07	1	0.22	0.643	0.003
	GNGT condition	0.02	1	0.07	0.794	0.001
	Baseline values:tDCS condition	0.01	1	0.02	0.895	0.000
	Baseline values:GNGT condition	0.00	1	0.01	0.930	0.000
	tDCS condition:GNGT condition	0.14	1	0.43	0.512	0.006
	Baseline values:tDCS condition:GNGT condition	0.16	1	0.48	0.489	0.007
	Residuals	22.59	70

** *** Statistical significance when p value < 0.05