Table 4.
Resistance pattern of Gram-positive and Gram-negative isolates from eye drop bottles at the Department of Ophthalmology, Jimma University from June–December, 2015.
| Organisms | No | Antimicrobial agent | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Penicillin | Tetracycline | Chloramphenicol | Gentamicin | Oxacillin | Vancomycin | Norfloxacin | Erythromycin | Ciprofloxacin | Cefuroxime | ||
| S. aureus | 17 | 17 | 17 | 4 | 5 | 7 | 12 | 4 | 17 | 0 | 12 |
| Bacillus spp | 5 | 5 | 5 | 1 | 1 | 4 | 3 | 1 | 5 | 0 | 5 |
| S. saprophyticus | 3 | 3 | 3 | 2 | 0 | 2 | 2 | 0 | 3 | 0 | 2 |
| S. epidermidis | 2 | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 1 |
| Corynebacterium spp | 1 | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 1 | 0 | 1 |
| Proteus spp | 5 | 5 | 5 | 0 | 0 | 5 | 5 | 0 | 5 | 0 | 3 |
| Klebsiella spp | 5 | 5 | 5 | 2 | 2 | 4 | 4 | 2 | 5 | 1 | 4 |
| Pseudomonas spp | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 2 | 1 | 1 |
| Serratia spp | 2 | 2 | 2 | 0 | 0 | 2 | 2 | 0 | 2 | 0 | 1 |
| Morganella morganii | 2 | 1 | 2 | 1 | 0 | 2 | 1 | 1 | 2 | 0 | 1 |
| Citrobacter spp | 2 | 2 | 2 | 0 | 1 | 2 | 2 | 0 | 2 | 0 | 1 |
| E. coli | 2 | 2 | 2 | 1 | 0 | 2 | 2 | 1 | 2 | 0 | 2 |
| Edwardsiella spp | 2 | 2 | 2 | 1 | 0 | 2 | 2 | 0 | 2 | 0 | 2 |
| Providencia spp | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 2 |
| Salmonella spp | 2 | 2 | 2 | 0 | 0 | 2 | 2 | 0 | 1 | 1 | 2 |
| Acinetobacter spp | 2 | 2 | 2 | 1 | 0 | 2 | 2 | 0 | 2 | 0 | 2 |