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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: Alcohol Clin Exp Res. 2012 Jun 7;37(1):40–48. doi: 10.1111/j.1530-0277.2012.01837.x

Table 3.

Breakdown of Spatial Maxima of the Two P300 ERP Components Across Midline Electrode Sites

Component Electrode site
Fz FCz Cz CPz Pz POz Oz
P3a 2 16 16 18 25 20 2
P3b 0 3 5 17 46 33 0

Note. Data represent the number of participants whose spatial maxima occurred at each electrode site.