showed a trendp = 0.001
No significant differences between the groups were observed in the slow-4 range, however, a cluster (k = 24) in the left DLPFC showed a trend at the voxel-level p = 0.001, T = 3.3, Z = 3.15, MNI: − 33, 21, 48 that did not survive at the cluster-corrected level p FDR = 0.56.