Table 1.
Prevalence of antibiotic-resistant strains among MR-CoNS and MS-CoNS
| Antimicrobial agent | MR-CoNS (n = 50) | MS-CoNS (n = 41) | ||||
|---|---|---|---|---|---|---|
|
S. epidermidis (n = 26) |
S. haemolyticus (n = 22) |
S. saprophyticus (n = 2) |
S. epidermidis (n = 23) |
S. haemolyticus (n = 15) |
S. saprophyticus (n = 3) |
|
| Cefoxitin | 25 | 22 | 2 | 0 | 0 | 0 |
| Trimethoprim-sulfamethoxazole | 15 | 10 | 1 | 10 | 5 | 1 |
| Erythromycin | 4 | 8 | 0 | 9 | 4 | 1 |
| Clindamycin | 4 | 6 | 0 | 6 | 3 | 0 |
| Chloramphenicol | 8 | 7 | 0 | 6 | 2 | 0 |
| Riphampin | 0 | 0 | 1 | 1 | 1 | 0 |
| Levofloxacin | 1 | 3 | 0 | 4 | 1 | 2 |
| Vancomycin | 0 | 0 | 0 | 0 | 0 | 0 |
| Gentamicin | 10 | 6 | 0 | 2 | 2 | 0 |
| Doxycycline | 7 | 2 | 0 | 7 | 5 | 1 |
| Novobiocin | 0 | 0 | 2 | 0 | 0 | 3 |
MR methicillin-resistant, CoNS coagulase-negative staphylococci, MS methicillin-sensitive