Figure 1

(a) Main effect of etiology group on ROI gray matter volume in the gyrus rectus (GR) and medial and superior orbitofrontal cortex (mOFC; sOFC), reported at p < 0.05 (FWE); results are shown as F-map overlaid on the gray matter group template; (b) Average gray matter volume per cluster per group, reported as mean ± SD; an asterisk indicates significant differences between groups.