borderline significantP = 0.06
Striatal region of interest analysis For the investment phase, treatment-responsive patients showed reduced caudate activations compared to control participants [ T (37) = 2.05, P < 0.05, d = 0.67], and borderline significant reductions compared to treatment-resistant patients [ T (40) = 1.9, P = 0.06, d = 0.6] (Fig. 4 B).