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Fig. 2 | BMC Complementary and Alternative Medicine

Fig. 2

From: Evaluation of Salvadora persica L. and green tea anti-plaque effect: a randomized controlled crossover clinical trial

Fig. 2

Mean PI of participants after treatment with different interventions at 24 h after tooth polishing. Statistical analysis of Mann Whitney U test showed (a) test (formulation) and placebo to be significant with p < 0.0167; (b) test (formulation) and CHX to be significant with p < 0.0167; (c) placebo and CHX to be non-significant with p >0.0167

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