Statistical analysis
PLAQUE
Numerical data were explored for normality by Kolmogorov–Smirnov and Shapiro–Wilk tests. All data showed parametric distribution except for plaque index and gingival index. Data were presented as mean and standard deviation (mean ± SD) values. For parametric data, one-way ANOVA and repeated measures ANOVA tests were used to compare between the groups as well as to study the changes after treatment within each group. Bonferroni’s post hoc test was used for pair-wise comparisons when ANOVA test is significant. Paired 