Table 3.

Results on self-report inventories in real tDCS (n = 21) and Sham (n = 21) groups across different time intervals

Variable	Pre-treatment	1-week Post-treatment	2-week Post-treatment	p-Value
THI
Real tDCS	69.95 ± 10.01	55.05 ± 12.34	41.05 ± 10.52	< 0.001
Sham	66.67 ± 9.66	64.76 ± 9.06	65.62 ± 9.50	0.143
BDI
Real tDCS	27.14 ± 3.92	21.52 ± 4.52	15.71 ± 3.34	< 0.001
Sham	25.68 ± 3.51	24.90 ± 3.39	24.38 ± 3.01	0.127
BAI
Real tDCS	26.76 ± 3.79	18.57 ± 2.94	14.48 ± 3.85	< 0.001
Sham	24.95 ± 4.45	23.81 ± 3.41	23.29 ± 4.17	0.158
Distress
Real tDCS	6.81 ± 0.928	5.62 ± 1.43	5.43 ± 1.07	0.002
Sham	7.11 ± 1.09	7.01 ± 0.84	6.76 ± 1.14	0.451

tDCS transcranial direct current stimulation; BAI Beck anxiety inventory; THI Tinnitus handicap inventory; BDI Beck depression inventory

*Values are in mean ± SD