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Table 2 Number of MRSA strains with glycopeptide MICs of ≤ 0.5, 1, and ≥ 2 mg/L in ST247-MRSA-IA, ST239-MRSA-IIIA and ST228-MRSA-I isolated in periods A and B

From: Hospital-associated methicillin-resistant Staphylococcus aureus (HA-MRSA) in Italy

 

ST247-MRSA-IA, ST239-MRSA-IIIA and ST228-MRSA-I clones° 1990–1999 – period A (98)

ST247-MRSA-IA, ST239-MRSA-IIIA and ST228-MRSA-I clones° 2000–2007 – period B (93)

MIC mg/L

≤ 0.5

1

≥ 2

≤ 0.5

1

≥ 2

Vancomycin (%)

51 (52)

28 (28.5)

19 (19.4)

19 (20.4)

41 (44.1)

33 (35.5)

Teicoplanin (%)

49 (50)

25 (25.5)

22 (22.4)

20 (21.5)

30 (32.2)

43 (46.2)

  1. ° P < 0.001