Table 6.
Biofilm forming capability and adherence classification of bacteria from external ocular infected patients at JUMC ophthalmic clinic.
| Bacterial isolates | Biofilm formation classification | ||||
|---|---|---|---|---|---|
| Total∗ | Strong | Moderate | Weak | Nonadherent | |
| S. aureus | 29 | 9 (31.0) | 10 (34.5) | 2 (6.9) | 8 (27.6) |
| CoNS | 41 | 14 (34.1) | 13 (31.7) | 4 (9.8) | 10 (24.4) |
| S. pyogenes | 5 | 0 (0.0) | 1 (20.0) | 1 (20.0) | 3 (60.0) |
| S. agalactiae | 5 | 0 (0.0) | 1 (20.0) | 1 (20.0) | 3 (60.0) |
| S. viridians | 3 | 0 (0.0) | 0 (0.0) | 0 (0.0) | 3 (100) |
| P. aeruginosa | 10 | 4 (40.0) | 3 (30.0) | 1 (10.0) | 2 (20.0) |
| K. pneumoniae | 9 | 2 (22.2) | 3 (33.3) | 2 (22.2) | 2 (22.2) |
| P. mirabilis | 5 | 1 (20.0) | 1 (20.0) | 1 (20.0) | 2 (40.0) |
| P. vulgaris | 4 | 0 (0.0) | 0 (0.0) | 2 (50.0) | 2 (50.0) |
| S. marcescens | 3 | 0 (0.0) | 1 (33.3) | 0 (0.0) | 2 (66.7) |
| Citrobacter spp. | 5 | 0 (0.0) | 3 (60.0) | 0 (0.0) | 2 (40.0) |
| Enterobacter spp. | 3 | 0 (0.0) | 1 (33.3) | 0 (0.0) | 2 (66.7) |
| E. coli | 5 | 1 (20.0) | 2 (40.0) | 0 (0.0) | 2 (40.0) |
| Total | 127 | 31 (24.4) | 39 (30.7) | 14 (11.0) | 43 (33.9) |
∗ S. pneumoniae (n = 13), H. influenzae (n = 5), and N. meningitidis (n = 2) altogether, their biofilm formation capability was not assessed for they are delicate and fastidious by nature.