Table 1.

Comparison of subjects participating in the four different experiments

Stimulation parameterAnodal tDCSCathodal tDCSPAS10PAS25
Number of subjects12121212
Number of females (%)6 (50)4 (33.33)5 (42.66)5 (42.66)
Age of subjects (mean ± SD; in years)24.3 ± 2.826.9 ± 2.925.75 ± 2.925.83 ± 2.9
Fagerstrom scale (mean ± SD)3.92 ± 0.673.42 ± 1.93.17 ± 1.63.25 ± 0.75