. Author manuscript; available in PMC: 2023 Feb 13.

Published in final edited form as: Restor Neurol Neurosci. 2016 May 24;34(4):587–602. doi: 10.3233/RNN-150569

Table 2.

Percent change in water-quantified concentrations of metabolites following M1-M1 tDCS in 8 participants

Metabolite	Sham tDCS Percent change (M ± SD)		LA/RC tDCS Percent change (M ± SD)		LC/RA tDCS Percent change (M ± SD)
Metabolite	Post1	Post2	Post1	Post2	Post1	Post2
GABA	−5.78 ± 16.04	4.71 ± 12.44	−1.96 ± 18.27	5.53 ± 18.67	4.65 ± 14.65	−5.36 ± 14.25
Glx	−1.53 ± 8.32	−3.07 ± 2.17	−1.56 ± 2.85	−2.03 ± 4.58	−1.84 ± 3.26	−2.64 ± 2.81
tNAA	0.85 ± 1.01	1.82 ± 1.73	−0.82 ± 1.28	−0.19 ± 1.65	0.14 ± 1.68	0.12 ± 1.44
mIns	2.51 ± 6.84	5.40 ± 9.39	−1.30± 3.44	−0.50 ± 2.42	1.12 ± 6.24	2.11 ± 8.44