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Table 1 Description of the study population

From: Genotypic diversity and phenotypic traits of Streptococcus mutans isolates and their relation to severity of early childhood caries

  CF ECC S-ECC p value
Age (months; mean ± SD) 44.4 ± 8.19A 45.88 ± 9.42A 46.37 ± 6.32A 0.67
dmfs* (mean ± SD) 0A 3.11 ± 1.83B 22.6 ± 23.21C 0.00
S. mutans isolates n (%)** 30 (78.9) a 32 (91.42) a,b 36 (100) b 0.00
Total S. mutans genotypes (identical genotypes) 21(14) a 20(12) a 18(8) a 0.62
  1. *dmsf: tooth surfaces with caries (decay), indicated for extraction (missing) and filled
  2. ADifferent uppercase letters shows statistical difference among CF, ECC and S-ECC groups, according to ANOVA/Tukey tests (p < 0.05)
  3. aDifferent lower case letters shows statistical difference among CF, ECC and S-ECC groups, according to Kruskal-Wallis and Mann-Whitney tests (p < 0.05)
  4. **Percentage calculated in relation to total number of MS isolated in each tested condition