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Mean and standard deviations of the lesion depth for the Control, Miswak and CHX group are shown above each bar. Bar plot of means for each level of the independent variable of a one-way analysis of variance (ANOVA). Bars sharing the same letter are not significantly different according to Tukey's HSD test. Chart shows that there is a significant difference in the lesion depth among the three groups (p = 0.000).
