Table 1.

Comparison of chewing function between two groups.

Time	Group	n	MABF/MMF (%)	OT (s)	BFDB (%)	SDHue
Before treatment	Study group	56	90.76 ± 6.30	0.49 ± 0.15	16.05 ± 1.52	0.86 ± 0.26
	Control group	56	89.55 ± 6.46	0.48 ± 0.16	15.52 ± 1.77	0.83 ± 0.29
	t		1.007	0.482	1.720	0.541
	P value		.316	.631	.088	.589
After treatment	Study group	56	95.53 ± 3.30*	0.26 ± 0.10*	9.73 ± 1.37*	0.56 ± 0.24*
	Control group	56	91.36 ± 4.18*	0.38 ± 0.14*	11.32 ± 1.36*	0.68 ± 0.28*
	t		5.874	−5.218	−6.157	−2.365
	P value		<.001	<.001	<.001	.020

Compared with before treatment in this group.

BFDB = bite force distrbution balance, MABF/MMF = maximum area frame bite force/max movie force, OT = occlusion time, SDHue = standard deviation hue.

^*P < .05.