Figure 2

Mean changes of Oxy-Hb during the threat word task. (a) Significant differences between the MDSA and MDNSA groups, and between healthy participants and the MDNSA groups in periods b and c in the left OFC. *p < 0.05. (b) Significant differences between the MDSA and MDNSA groups, and between healthy participants and the MDNSA groups in periods b and c in left superior frontal area. *p < 0.05.