Table 1 Antibiotic susceptibility of S. aureus isolates (MSSA and MRSA) from KZN province, South Africa
| Â | MSSA n = 166 | MRSA n = 61 | Total n = 227 | ||||
|---|---|---|---|---|---|---|---|
Antibiotic | Number of isolates that were: | Resistance rate (%) | Number of isolates that were: | Resistance rate (%) | No/Resistance rate (%) | ||
| Â | S | R | Â | S | R | Â | Â |
Penicillin | 19 | 147 | 88.6 | 0 | 61 | 100 | 208 (91.6) |
Ampicillin | 19 | 147 | 88.6 | 0 | 61 | 100 | 208 (91.6) |
Oxacillin | 166 | 0 | 0 | 0 | 61 | 100 | 61 (26.9) |
Erythromycin | 147 | 19 | 11.4 | 11 | 50 | 82 | 69 (30.4) |
Clindamycin | 148 | 18 | 10.8 | 11 | 50 | 82 | 68 (30.0) |
Gentamicin | 160 | 6 | 3.6 | 2 | 59 | 96.7 | 65 (28.6) |
Streptomycin | 166 | 0 | 0 | 42 | 19 | 31.1 | 19 (8.4) |
Kanamycin | 160 | 6 | 3.6 | 2 | 59 | 96.7 | 65 (28.6) |
Neomycin | 166 | 0 | 0 | 42 | 19 | 31.1 | 19 (8.4) |
Trimethoprim | 148 | 18 | 10.8 | 9 | 52 | 85.2 | 70 (30.8) |
Trimethoprim/Sulphamethoxazole | 148 | 18 | 10.8 | 9 | 52 | 85.2 | 70 (30.8) |
Tetracycline | 153 | 13 | 7.8 | 6 | 55 | 90.2 | 68 (30.0) |
Minocycline | 166 | 0 | 0 | 6 | 55 | 90.2 | 55 (24.2) |
Teicoplanin | 166 | 0 | 0 | 61 | 0 | 0 | 0 |
Vancomycin | 166 | 0 | 0 | 61 | 0 | 0 | 0 |
Chloramphenicol | 165 | 1 | 0.6 | 51 | 10 | 16.4 | 11 (4.8) |
Ciprofloxacin | 165 | 1 | 0.6 | 50 | 11 | 18.0 | 12 (5.3) |
Fusidic acid | 166 | 0 | 0 | 61 | 0 | 0 | 0 |
Rifampicin | 165 | 1 | 0.6 | 16 | 45 | 73.8 | 46 (20.3) |
Mupirocin (5 μg) | 165 | 1 | 0.6 | 46 | 15 | 24.6 | 16 (7.0) |
Mupirocin (200 μg) | 165 | 1 | 0.6 | 60 | 1 | 1.6 | 2 (0.9) |
Methicillin | ND | ND | - | 0 | 61 | 100 | - |
Cefoxitin | ND | ND | - | 0 | 61 | 100 | - |