Table 3.

Mean change in gingival index score in Group I and Group II and their comparison at different time intervals

Time interval	Group	Mean change±SD	P	S	Mean change	P	S
Baseline to 3 months	I	0.01±0.28	1.01 (>0.05)	NS*	0.03	0.31 (>0.05)	NS*
	II	0.04±0.39	0.48 (>0.05)	NS*
Baseline to 6 months	I	0.05±0.26	0.22 (>0.05)	NS*	0.02	0.13 (>0.05)	NS*
	II	0.03±0.39	0.51 (>0.05)	NS*
3 months to 6 months	I	0.06±0.29	0.11 (>0.05)	NS*	0.05	0.10 (>0.05)	NS*
	II	0.01±0.58	0.32 (>0.05)	NS*

*Nonsignificant (P>0.05). SD: Standard deviation