highly significantP = 0.006
Bleeding index No statistically significant difference in the mean values of the gingival index was found between the test and control groups at baseline ( P = 0.811), but a highly significant difference was observed at 15 days ( P = 0.006), 45 days ( P = 0.000), and at 90 days ( P = 0.000) [ Table 2 ].