Table 4: Showing frequency of isolation of microbial species at three months.
| Third month (T2) | Proteus | 6 | 7.05 |
| Klebsiella pneumoniae | 5 | 5.88 | |
| E. coli | 8 | 9.41 | |
| Other streptococci | 22 | 25.88 | |
| S. mitis | 13 | 15.29 | |
| S. mutans | 6 | 7.05 | |
| P. gingivalis | 1 | 1.11 | |
| Actinomyces | 13 | 15.29 | |
| Lactobacilli | 7 | 8.25 | |
| Candida albicans | 3 | 3.52 | |
| E. faecalis | 1 | 1.11 | |
| Total | 85 | 100.0 |