highly significantp < 0.0001
More importantly, we found a highly significant effect of the workload manipulation on HR [ F (1, 18) = 36.1431, p < 0.0001, η 2 p = 0.667], with a higher HR for the more challenging 2-back task (mean = 80.4 ± 9.89) compared with the relatively easy 0-back task (mean = 77.27 ± 10.19).