Fig 4. Averaged scalp topography of N140 wave (peaking at 140.5±6.2 ms within a time window of 130–160 ms) for Hyperalgesia, Control, and Hypoalgesia treatments in high (top-panel, first row) and low (bottom-panel, first row) hypnotizable participants (HHs and LHs) during waking (left panel) and hypnosis (right panel) conditions.

t-Test maps comparing the three treatments are shown in the second row of each top and bottom panel.