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Table 3 Comparison of the current resistance patterns of aMRSA with a previous study at the Eric Williams Medical Sciences Complex

From: Methicillin-resistant Staphylococcus aureusprevalence: Current susceptibility patterns in Trinidad

Antimicrobial

Current Study 1999 – 2004 (n = 451)

Previous Study 1997 – 1998 (n = 44)

P-value

Erythromycin

86.7

68.2

< 0.001

Tetracycline

78.7

93.2

< 0.001

Gentamicin

44.7

61.4

< 0.001

1Co-trimoxazole

13.3

45.4

< 0.001

Ciprofloxacin

59.1

20.5

< 0.001

Chloramphenicol

17.3

_

_

Clindamycin

75.3

-

-

  1. aMethicillin-resistant Staphylococcus aureus, 1Trimethoprim-sulfamethoxazole.