Figure 1From: A randomized double blind crossover placebo-controlled clinical trial to assess the effects of a mouthwash containing chlorine dioxide on oral malodor Changes in organoleptic measurement scores. Comparison of mean OM values between rinsing with ClO2 (n = 15) and rinsing without ClO2 (n = 15) by Student's t-test. **, p < 0.01.Back to article page