Table 2.

The pairwise comparisons of time to first fixation parameter between asymmetry groups in lower lip-chin AOI

Amount of asymmetry		Mean Difference	Standard. Error	p	95% Confidence Interval for Difference
					Lower	Upper
0 mm	2 mm	−174,345	165,690	1.000	−2.509	2.160
	4 mm	58,813	174,355	1.000	−2.398	2.515
	6 mm	−110,612	267,172	1.000	−3.875	3.654
	8 mm	183,460	161,732	1.000	−2.095	2.462
2 mm	4 mm	233,159	239,074	1.000	−3.135	3.601
	6 mm	63,733	186,261	1.000	−2.561	2.688
	8 mm	357,806	63,829	0.304	−541	1.257
4 mm	6 mm	−169,425	191,707	1.000	−2.870	2.532
	8 mm	124,647	185,477	1.000	−2.489	2.738
6 mm	8 mm	294,072	130,118	1.000	−1.539	2.127

Time to first fixation parameter measured the latency from the stimulus onset until the participant first fixated on a particular AOI, providing an index of the initial attentional salience or perceptual prominence of that region