Research Article
Evaluation of Antimicrobial Resistance in Staphylococcus aureus Isolates by Years
Table 3
Antibiotic resistance rates of isolated S. aureus strains by years (%).
| | Name of antibiotic | Resistance rates by years (%) | Total | | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 |
| | MRSA | 30 | 19.6 | 16.4 | 12.5 | 18.5 | 20.8 | 20.1 | | Penicillin G | 100 | 100 | 100 | 100 | 100 | 100 | 100.0 | | Erythromycin | 30.2 | 11.3 | 15 | 15.7 | 15.1 | 17.6 | 17.7 | | Rifampin | 26 | 17 | 9.7 | 5.6 | 9.6 | 10.4 | 14.0 | | Gentamicin | 26 | 16.1 | 10.4 | 5.6 | 6.6 | 7.8 | 13.0 | | Clindamycin | 11.8 | 4.5 | 11.7 | 11.9 | 14.2 | 13.5 | 11.1 | | Norfloxacin | TE | 17.8 | 8.1 | 7.7 | 10.6 | 8 | 10.3 | | Tetracycline | 0 | 9.8 | 12.7 | 13.2 | 12.4 | 13 | 10.1 | | TMP-SXT | 5.8 | 4.8 | 5.4 | 8.5 | 7 | 5.2 | 6.1 | | Q/D | TE | 2.2 | 1.2 | 1.4 | 4.1 | 0 | 2.4 | | Nitrofurantoin | TE | 0 | 0 | 0 | 0 | 2.7 | 0.3 | | Daptomycin | TE | 0 | 0 | 0 | 0 | 0 | 0 | | Levofloxacin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | Linezolid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | Vancomycin | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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MRSA: methicillin-resistant S. aureus, TE: not tested, Q/D: quinupristin/dalfopristin, TMPSXT: trimethoprim-sulfamethoxazole.
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