Table 3.

Results of the correlation test between the combined EEG indices of sub-brain regions and SA levels in the whole scene.

Brain region	EEG combination indicator	Levene test		Means test
		F	P	t	P	Mean difference	Standard error difference
F	α/β	14.426	$<$ 0.01	1.472	0.151	0.055	0.038
	θ/β	0.288	0.595	2.298	0.028*	0.123	0.053
	(α + θ)/β	4.887	0.035	2.139	0.090	0.057	0.039
	(α + θ)/(α + β)	0.940	0.340	2.286	0.029*	0.096	0.042
	θ/(α + β)	0.131	0.719	2.361	0.025*	0.071	0.030
C	α/β	15.373	<0.01	2.913	0.107	0.096	0.083
	θ/β	0.761	0.390	3.232	0.003*	0.172	0.053
	(α + θ)/β	3.522	0.070	3.339	0.002*	0.268	0.080
	(α + θ)/(α + β)	1.099	0.303	3.416	0.002*	0.136	0.040
	θ/(α + β)	0.157	0.695	3.211	0.003*	0.976	0.030
P	α/β	6.084	0.019	2.712	0.101	0.045	0.031
	θ/β	2.936	0.097	2.706	0.011*	0.034	0.049
	(α + θ)/β	5.168	0.030	2.848	0.008*	0.217	0.080
	(α + θ)/(α + β)	3.259	0.081	2.748	0.010*	0.108	0.039
	θ/(α + β)	2.281	0.141	2.533	0.017*	0.076	0.029
O	α/β	4.601	0.040	0.950	0.349	0.011	0.012
	θ/β	0.004	0.952	1.720	0.095	0.039	0.023
	(α + θ)/β	0.048	0.829	1.595	0.121	0.049	0.030
	(α + θ)/(α + β)	0.030	0.864	1.579	0.125	0.027	0.017
	θ/(α + β)	0.005	0.943	1.704	0.098	0.026	0.014

*p ≤ 0.05. EEG, Electroencephalography; F, frontal lobe; C, central area; P, parietal lobe; O, occipital lobe.