Table 2.

Effect of nationality, emotion and ‘emotion x nationality’ on each behavioural and physiological measure

		Nationality (GB–PT)	Emotion	Emotion × nationality
Behavioural measures of emotion recognition	Accuracy	F(1, 60) = 56.40, FDR p < .001*, ηp2 = .49, 95% CI [.30, .61], d = -1.82	F(5, 300) = 7.94, FDR p < .001*, ηp2 = .12, 95% CI [.05, .17]	F(5, 300) = 16.58, FDR p < .001*, ηp2 = .22, 95% CI [.13, .28]
	Response latency	F(1, 60) = 72.78, FDR p < .001*, ηp2 = .55, 95% CI [.37, .66], d = 2.06	F(4.30, 257.71) = 18.73, FDR p < .001*, ηp2 = .24, 95% CI [.14, .31]	F(4.30, 257.71) = 2.89, FDR p = .020*, ηp2 = .05, 95% CI [.00, .09]
Behavioural measures of emotion authenticity	Rating	F(1, 62) = 0.87, FDR p = .355 ηp2 = 0.01, 95% CI [.00, .11], d = -0.22	F(4.06, 251.55) = 18.64, FDR p < .001*, ηp2 = .23, 95% CI [.13, .30]	F(4.06, 251.55) = 2.10, FDR p = .084, ηp2 = .03, 95% CI [.00, .07]
	Response latency	F(1,62) = 14.24, FDR p < .001*, ηp2 = .19, 95% CI [.04, .34], d = 0.90	F(2.68, 165.91) = 4.92, FDR p = .004*, ηp2 = .07, 95% CI [.00, .13]	F(2.68, 163.20) = 2.63, FDR p = .084, ηp2 = .04, 95% CI [.00, .10]
Physiological measures of emotion recognition (skin conductance response, SCR)	SCR amplitude	Wald χ2 (1, N = 211) = 3.39, p = .066, d = 0.24	Wald χ2 (5, N = 211) = 14.45, p = .013*	Wald χ2 (5, N = 211) = 2.83, p = .726
	SCR latency	Wald χ2 (1, N = 211) = 0.42, p = .519, d = 0.08	Wald χ2 (5, N = 211) = 23.43, p < .001*	Wald χ2 (5, N = 211) = 11.85, p = .037*
	SCR rise time	Wald χ2 (1, N = 211) = 0.09, p = .764, d = 0.04	Wald χ2 (5, N = 211) = 5.40, p = .369	Wald χ2 (5, N = 211) = 5.10, p = .403
	SCR percentage	Wald χ2 (1, N = 330) = 0.44, p = .506, d = -0.07	Wald χ2 (5, N = 211) = 2.84, p = .725	Wald χ2 (5, N = 211) = 5.89, p = .318

Effects statistically significant at a p < .05 are marked with an asterisk