Table 2.

Intergroup comparison of color match

Time	Gp I vs II	Gp I vs III	Gp II vs III
	p value	p value	p value
Baseline	1.000	1.000	1.000
3 months	0.371	0.038*	0.090
6 months	0.020*	0.000**	0.055
9 months	0.039*	0.001*	0.164
12 months	0.564	0.223	0.459
15 months	0.851	0.485	0.521

^*Significant

±Highly significant