Table 1: Counts of E. faecalis CFUs before and after disinfection protocols.

Before treatment After treatment p
Mean Median Range Mean Median Range 0.001*
5.25% NaOCI 1.34 × 108 1 × 108 6 × 107 - 3 × 108 2.1 × 105 2 × 105 6 × 102 - 4 × 105 0.001*
2% CHX 4.8 × 107 5 × 107 1 × 107 - 1 × 108 2 × 104 2 × 104 1 × 104 - 9 × 104 0.001*
Gaseous O3 + O3 water 6.68 × 107 3 × 107 4 × 104 - 4 × 108 1.77 × 106 1 × 106 1 × 103 - 9 × 106 0.001*
Gaseous O3 2.38 × 106 2 × 107 3 × 105 - 8 × 106 2.2 × 105 2 × 105 0.01 - 1 × 106 0.001*
Saline 1.49 × 106 1 × 106 1 × 105 - 3 × 106 1.49 × 106 1 × 106 0.1 × 106 - 3 × 106 1.000

Wilcoxon singned ranks test *p < 0.01.