Table 1 The number of bacteria to breed toothbrush for 4 weeks and significance levels
1st week | 2nd week | 3rd week | 4th week | p1 | p2 | p3 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
C(n = 96) | CHX(n = 91) | C(n = 96) | CHX(n = 91) | C(n = 96) | CHX(n = 91) | C(n = 96) | CHX(n = 91) | ||||
Streptococcus mutans | 89 (93%) | 42 (46%) | 72 (75%) | 25 (28%) | 66 (69%) | 19 (21%) | 57 (57%) | 8 (9%) | 0.000 | 0.000 | 0.000 |
Escherichia coli | 78 (81%) | 30 (33%) | 41 (43%) | 16 (18%) | 36 (38%) | 13 (%14) | 34 (35%) | 8 (9%) | 0.000 | 0.000 | 0.000 |
Staphylococcus epidermidis | 51 (53%) | 25 (28%) | 10 (10%) | 13 (14%) | 9 (9%) | 5 (6%) | 5 (5%) | 7 (8%) | 0.037 | 0.000 | 0.000 |
Pseudomonas aeruginosa | 41 (43%) | 23 (25%) | 30 (31%) | 16 (18%) | 3 (3%) | 5 (6%) | 34 (35%) | 6 (7%) | 0.000 | 0.304 | 0.000 |
Enterococcus faecalis | 13 (14%) | 11 (12%) | 10 (10%) | 5 (6%) | 9 (9%) | 4 (4%) | 12 (13%) | 2 (2%) | 0.044 | 0.699 | 0.022 |
Candida albicans | 17 (18%) | 6 (7%) | 0 (0%) | 3 (3%) | 0 (0%) | 2 (2%) | 0 (0%) | 2 (2%) | 0.542 | 0.000 | 0.323 |