Table 2: Percentage reduction among groups.
% Reduction | Median (Minimum-Maximum/Range) | p |
5.25% NaOCI | 99.87 (99.50 - 99.95) | |
2% CHX | 99.97 (99.55 - 99.99)¥ | |
Gaseous O3 + O3 water | 95.00 (86.67 - 99.75)‡¥ | 0.001* |
Gaseous ozone | 90 (70 - 98)‡¥ | |
Saline | 0 (0 - 0)† |
Kruskal wallis test *p < 0.01, Mann whitney U test p < 0.05; †The group that showed less bacterial reduction percentage than the other tested groups (p < 0.05);
‡The group that showed less bacterial reduction percentage than CHX group (p < 0.05); ¥The group that showed less bacterial reduction percentage than NaOCl group (p < 0.05).