Effect of Subantimicrobial Dose Doxycycline Treatment on Gingival Crevicular Fluid Levels of MMP-9 and MMP-13 in Periodontitis Stage 2, Grade B in Subjects with Type 2 Diabetes Mellitus

Table 1

The reduction in different clinical and biochemical parameters in both groups.

Mean differences		Group I	Group II	Test value	value	Sig.
		Gingival index	1 month-baseline						-2.159	0.035	S
3 months-baseline				-3.564	≤0.001	HS
Plaque index	1 month-baseline			-0.723	0.473	NS
	3 months-baseline			-1.136	0.261	NS
Probing depth	1 month-baseline			-0.821	0.415	NS
	3 months-baseline			-0.208	0.836	NS
MMP-9	1 month-baseline			-6.451	≤0.001	HS
	3 months-baseline			-4.683	≤0.001	HS
MMP-13	1 month-baseline			-2.165	0.035	S
	3 months-baseline			-0.821	0.415	NS