TABLE 6.

The analysis of fixation behaviors in the AOIs in Study 2.

AOI	Variable	Spontaneous lie		Truth		Z	Effect size r	P-value (2-tailed)
		M	SD	M	SD
QT	Fixation count	5.648	3.592	6.097	4.563	−0.663	−0.050	0.508
	The percentage fixation time (%)	25.501	15.641	21.488	15.736	−3.085	−0.233	0.002**
NO	Fixation count	0.080	0.292	0.455	1.089	−4.509	−0.340	< 0.001***
	The percentage fixation time (%)	0.246	1.0211	1.949	5.198	−4.695	−0.354	< 0.001***
NK	Fixation count	0.364	0.774	0.523	0.913	−2.019	−0.152	0.043*
	The percentage fixation time (%)	1.328	2.666	1.810	3.485	−1.195	−0.090	0.232
PO	Fixation count	0.858	1.194	0.267	0.661	−5.684	−0.428	< 0.001***
	The percentage fixation time (%)	4.380	6.875	0.895	2.580	−6.466	−0.487	< 0.001***
PK	Fixation count	0.881	0.958	0.494	1.025	−4.282	−0.323	< 0.001***
	The percentage fixation time (%)	4.194	5.330	1.525	3.168	−6.074	−0.458	< 0.001***
EO	Fixation count	0.972	1.239	0.699	1.217	−2.588	−0.195	0.010*
	The percentage fixation time (%)	4.676	7.061	3.103	6.188	−2.636	−0.199	0.008**
MO	Fixation count	2.954	2.866	3.500	3.046	−1.975	−0.149	0.048*
	The percentage fixation time (%)	14.587	12.393	13.085	11.482	−0.170	−0.013	0.242

AOI, area of interest; QT, the question text; NO, the extreme negative option; NK, the negative keyword; PO, the extreme positive keyword, PK, the positive keyword; EO, the extreme options; MO, the medium options.

Significance codes: ***p < 0.001, **p < 0.01, *p < 0.05.