Table 2.

Confusion matrix of sign t-test analyses of expressed and perceived facial expressions of emotion under masked vs. unmasked conditions.

	Perceived
Expressed	Emotion	Fear	Happy	Neutral	Sad	Surprise
	Fear		Z = −6.79***	Z = −1.22 ns	Z = −14.30***	Z = −19.73***
			r = 0.31	r = 0.06	r = 0.66	r = 0.91
	Happy	Z = −4.25***		Z = −19.62***	Z = −4.34***	Z = −4.83***		≥0.50 – Large effect size
		r = 0.19		r = 0.91	r = 0.20	r = 0.22
	Neutral	Z = −6.57***	Z = −2.38*		Z = −11.04***	Z = −0.65 ns		<0.50 – Medium effect size
		r = 0.30	r = 0.11		r = 0.51	r = 0.03
	Sad	Z = −2.62*	Z = −7.96***	Z = −17.35***		Z = −4.27***		<0.30 – Small effect size
		r = 0.12	r = 0.37	r = 0.80		r = 0.20
	Surprise	Z = −8.49***	Z = −5.26***	Z = −15.83***	Z = −2.98**
		r = 0.39	r = 0.24	r = 0.73	r = 0.14

ns, non significant; *p < 0.05; **p < 0.01; ***p < 0.001.