Number (%) of patients with specific bacteria in each treatment group before and after irrigation
| Pre-irrigation | Post-irrigation | |||
|---|---|---|---|---|
| 1% PI | 5% PI | 1% PI | 5% PI | |
| Coagulase negative staphylococci | 33 (63) | 26 (54) | 31 (60) | 19 (40) |
| Micrococcus | 6 (11) | 5 (10) | 4 (8) | 3 (6) |
| Moraxella | 0 (0) | 1 (2) | 0 (0) | 0 (0) |
| Proteus | 3 (6) | 2 (4) | 3 (6) | 1 (2) |
| Staph aureus | 5 (10) | 9 (19) | 5 (10) | 5 (10) |
| α Haemolytic streptococci | 5 (10) | 5 (10) | 2 (4) | 3 (6) |
| Corynebacterium | 2 (4) | 1 (2) | 0 (0) | 1 (2) |
| Peptococcus | 1 (2) | 2 (4) | 1 (2) | 0 (0) |
| Klebsiella | 0 (0) | 1 (2) | 0 (0) | 0 (0) |
| E coli | 1 (2) | 0 (0) | 1 (2) | 0 (0) |









