Figure 4.
(A) T-values obtained for the subtraction “N2 minus N0” (significance levels are represented by red lines) for the light and the hazardous drinkers at frontal, central, parietal, and occipital sites. (B) T-values obtained for the subtraction “N3 minus N0” (significance levels are represented as red lines) for the light and the hazardous drinkers at frontal, central, parietal, and occipital sites.