Table 2. Relationships in the after-effects of real-tDCS on MEP amplitude and IHI.

Measurements		Electrode montage
		Anodal		Cathodal		Bilateral
MEP	IHI	r value	p value	r value	p value	r value	p value
Left M1	Left to Right M1	−0.21	0.52	0.35	0.27	0.16	0.62
Left M1	Right to Left M1	−0.01	0.98	−0.30	0.35	−0.28	0.39
Right M1	Left to Right M1	−0.36	0.25	0.05	0.89	−0.27	0.39
Right M1	Right to Left M1	0.21	0.52	0.03	0.92	−0.32	0.31

Values were obtained by Pearson correlation analysis.