FIGURE 2.

Subjective ratings, behavioral performance and autonomic nervous system activity measures for each level of TNT difficulty (0‐back and 2‐back) and threat conditions (safe and threat), n = 20. Top: anxiety (left panel) and task difficulty ratings (both safe and threat conditions averaged, right panel). Middle: percentage of correct responses (left panel) and mean reaction times (right panel). Bottom: Heart rate (left panel) and pupil size (right panel). Error bars are SEM. Light gray = 0‐back, medium gray = 2‐back, plain bar = safe, striped bar = threat