Table 1.

The table illustrates, for each condition, the results of the post-hoc analyses (Friedman test) comparing couples of posed expressions in both the “Emotion recognition task” (upper panel) and the “Trust attribution task” (lower panel).

			Neutral	Happiness	Sadness	Fear
Emotion recognition	No Mask	N	–	− 1.24	− 0.93	− 0.08
		H	1.24	–	0.36	1.67
		S	0.93	− 0.36	–	1.39
		F	0.08	− 1.67	− 1.39	–
	Transparent	N	–	− 2.3*	0.45	1.01
		H	2.3*	–	2.41*	2.72*
		S	− 0.45	− 2.41*	–	0.51
		F	− 1.01	− 2.72*	− 0.51	–
	Standard	N	–	2.37*	4.21*	2.99*
		H	− 2.37*	–	3.43*	1.69
		S	− 4.21*	− 3.43*	–	− 2.29*
		F	− 2.99*	− 1.69	2.29*	–
Trust attribution	No Mask	N	–	− 3.64*	0.79	1.78
		H	3.64*	–	3.41*	4.02*
		S	− 0.79	− 3.41*	–	2.33*
		F	− 1.78	− 4.02*	− 2.33*	–
	Transparent	N	–	− 4.01*	0.03	1.58
		H	4.01*	–	3.35*	4.13*
		S	− 0.03	− 3.35*	–	1.95*
		F	− 1.58	− 4.13*	− 1.95*	–
	Standard	N	–	− 5.15*	− 0.88	0.15
		H	5.15*	–	4.65*	4.77*
		S	0.88	− 4.65*	–	1.64
		F	− 0.15	− 4.77*	− 1.64	–

Reported values indicate the Z statistic of the Wilcoxon signed-rank test post hoc comparisons (Bonferroni corrected). Asterisks signal significant results.