Table 3.

Intergroup comparison of partial and complete loss of restorations

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	1.000	0.162	0.119
6 months	1.000	0.043*	0.024*
9 months	1.000	0.006*	0.002*
12 months	0.742	0.089	0.117
15 months	0.846	0.025*	0.009*

^*Significant

±Highly significant