Imaging screening and ROI identification
anxiety, trauma
For most participants, the localizer session took place approximately 3 weeks after the initial CAPS interview. Due to the COVID-19 pandemic and other scheduling difficulties, the localizer scan could not be completed in this time frame by some participants. For these participants, CAPS score was re-collected to ensure the recency of the measurement. During the functional localizer session, the participants were instructed to listen to personalized trauma scripts and refrain from controlling their anxiety (see SI for details of the localizer task). Data from the three localizer runs were used to identify the most active amygdala area during trauma exposure under a standard analytic procedure that has been previously described [