Comparison of the mean levels of periodontal indices Group Index SRP+DL (M ± SD) SRP (M ± SD) Total (M ± SD) p PlI 0.64 ± 0.22 0.74 ± 0.19 0.69 ± 0.21 0.02 GI 0.93 ± 0.23 1.01 ± 0.23 0.97 ± 0.23 0.13 BOP 11.60 ± 5.14 12.85 ± 4.13 12.22 ± 4.67 0.24 PD 1.57 ± 0.15 1.71 ± 0.16 1.64 ± 0.16 <0.001 CAL 1.86 ± 0.20 1.97 ± 0.23 1.92 ± 0.22 0.01 Remarks: The mean levels of PlI, PD, CAL in the intervention group decreased more than those in the control group, (p<0.05).