Table 1.

Results of the ANOVAs conducted with detection performance (A′) as dependent variable⁴.

Detection performance	df	F	η2	p-value
(A)
Threat category (T)	2.04, 155	186.96	0.711	<0.001
Display condition (D)	1, 76	4.49	0.056	<0.05
Packing condition (P)	1, 76	108.12	0.587	<0.001
T × D	2.04, 155	2.43	0.031	0.09
T × P	2.04, 155	42.21	0.357	<0.001
D × P	1, 76	0.25	0.003	0.62
T × D × P	2.04, 155	1.15	0.015	0.320
(B)
View difficulty (V)	1, 76	14.23	0.158	<0.001
Threat category (T)	2.23, 170	122.89	0.618	<0.001
Condition (C)	3, 76	28.78	0.532	<0.001
V × C	3, 76	0.33	0.013	0.805
T × C	6.70, 170	5.07	0.167	<0.001
V × T	2.38, 181	52.03	0.406	<0.001
V × T × C	7.12, 181	2.66	0.095	<0.05