Table 1.

Demographic and clinical characteristics of gamers

Characteristics	Pre-tDCS (mean ± SD or n)	Post-tDCS (mean ± SD)	Test statistics
Age (years)	21.3 ± 1.4
Sex (male/female)	8/7
Internet gaming disorder	7
Internet Addiction Test	37.5 ± 15.7	24.9 ± 16.7	z = −4.29, p < .001
Weekly hours spent playing games	16.8 ± 11.7	10.3 ± 9.9	z = −2.41, p = .02
Brief Self Control Scale	35.1 ± 6.4	37.9 ± 4.7	z = 2.80, p = .01
Beck Depression Inventory-II	13.7 ± 9.6	9.7 ± 8.1	z = −2.75, p = .01

Note. SD: standard deviation; tDCS: transcranial direct current stimulation.