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Table 1 Antibiotic resistance patterns of MRSA isolates (n = 129)

From: Molecular characterization of methicillin-resistant Staphylococcus aureus (MRSA) nasal colonization and infection isolates in a Veterans Affairs hospital

Antibiotic All isolates (n = 129) ST5-associated spa types ST8-associated spa types
All ST5 t002 All ST8 t008
(n = 69) (n = 52) (n = 46) (n = 43)
Benzylpenicillin 129 (100%) 69 (100%) 52 (100%) 46 (100%) 43 (100%)
Oxacillin 126 (98%) 66 (96%) 49 (94%) 46 (100%) 43 (100%)
Cefoxitin 126 (98%) 66 (96%) 49 (94%) 46 (100%) 43 (100%)
Erythromycin 115 (89%) 60 (87%) 49 (94%) 45 (98%) 42 (98%)
Ciprofloxacin 81 (63%) 59 (86%) 49 (94%) 20 (43%) 20 (47%)
Levofloxacin 81 (63%) 59 (86%) 49 (94%) 20 (43%) 20 (47%)
Moxifloxacin 81 (63%) 59 (86%) 48 (92%) 20 (43%) 20 (47%)
Clindamycin 61 (47%) 58 (84%) 48 (92%) 2 (4%) 2 (5%)
Inducible clindamycin 33 (26%) 33 (48%) 31 (60%) 0 (0%) 0 (0%)
Tetracycline 8 (6%) 4 (6%) 2 (4%) 3 (7%) 2 (5%)
Gentamicin 3 (2%) 2 (3%) 0 (0%) 1 (2%) 1 (2%)
  1. No isolates were resistant to linezolid, nitrofurantoin, quinupristin-dalfopristin, tigecycline, trimethoprim-sulphamethoxazole, and vancomycin.