Figure 1
From: Surveillance of salivary properties of pre-orthodontic patients in relation to age and sex
Comparison between females and males. Comparison of the average scores of (a) PCR, (b) Saliva flow rate, (c) pH, (d) Buffering capability, (e) Streptococcus mutans score, and (f) Lactobacillus spp. score between females (n = 387) and males (n = 232) using the Mann–Whitney U test. Significant differences are indicated as *p < 0.05, **p < 0.01 and ***p < 0.001. PCR, plaque control record.
