TABLE 7.

Index values before and after therapy.

Group	OHI-S index		Russell index
	Before therapy	After therapy	Before therapy	After therapy
Group 1	0.5 ± 0.2*	1.2 ± 0.2*	0.5 ± 0.2	0.9 ± 0.3
Group 2	0.5 ± 0.3	0.6 ± 0.2*	0.4 ± 0.2	0.8 ± 0.3

Note: *- reliable at р≤0.05.