TABLE 1.

Microbiological characteristics of MRSA strains according to the three predefined phenotypes

Microbiological characteristicPhenotype
1 (n = 93) (%)2 (n = 176) (%)3 (n = 64) (%)
Antibiotic susceptibility
    Fusidic acid000
    Fluoroquinolones93 (100)176 (100)64 (100)
    Gentamicin93 (100)176 (100)64 (100)
    Kanamycin0064 (100)
    Tobramycin93 (100)064 (100)
agr allele type
    1011 (6)5 (8)
    23 (3)163 (93)56 (88)
    390 (97)1 (1)3 (5)
Protein encoded
    PVL89 (96)03 (5)
    EDIN90 (97)04 (6)
    ETD90 (97)02 (3)
    TST3 (3)152 (86)47 (73)
    SEA013 (7)7 (11)
    SEC3 (3)152 (86)47 (73)
    SED3 (3)143 (81)44 (69)
    SEL3 (3)152 (86)47 (73)
    SEM3 (3)167 (89)56 (88)
    SEO3 (3)167 (89)56 (88)
    SEP04 (2)2 (3)
    SEQ003 (5)
    SER3 (3)141 (80)44 (69)
    ETA, ETB, LUKM000
    HLB1 (1)14 (8)8 (13)
spa type
    Clonal complex 23 (3)153 (87)50 (78)
    Clonal complex 4489 (96)2 (1)2 (3)
    Other spa types020 (11)12 (19)
    Indeterminate1 (1)1 (1)0