TABLE 3.

Distribution of MRSA isolates typed by PFGE in Australian cities in 2000 and 2002

StrainNo. (%) of isolates
National totalsBrisbaneSydneyCanberra
2000 (n = 280)2002 (n = 367)2000 (n = 23)2002 (n = 33)2000 (n = 129)2002 (n = 169)2000 (n = 5)2002 (n = 8)
Nonmultiresistant
    EMRSA-1530 (10.7)42 (11.4)1 (4.3)1 (3.0)23 (17.8)28 (16.6)
    SWP33 (11.8)26 (7.1)9 (39.1)9 (27.3)20 (15.5)6 (3.6)2 (40.0)2 (25.0)
    WA-MRSA-145 (16.1)59 (16.1)3 (13.0)6 (18.2)4 (3.1)10 (5.9)
    nmMRSA A13 (4.6)36 (9.8)1 (4.3)3 (9.1)9 (7.0)26 (15.4)1 (20.0)1 (12.5)
    nmMRSA B14 (4.9)18 (4.9)1 (4.3)2 (6.1)1 (0.6)1 (20.0)
    nmMRSA C4 (1.4)10 (2.7)2 (1.6)3 (1.8)
    nmMRSA D2 (0.7)
    nmMRSA E3 (1.1)1 (0.3)
    nmMRSA F2 (0.7)2 (0.5)
    UK EMRSA-161 (0.3)
    Sporadic10 (3.6)4 (1.1)2 (8.7)3 (2.3)1 (0.6)1 (20.0)
        Subtotal156 (55.7)199 (54.2)17 (73.9)21 (63.6)61 (47.3)75 (44.4)5 (100)3 (37.5)
Multiresistant
    AUS-290 (32.1)123 (33.5)5 (21.7)9 (27.3)61 (47.3)88 (52.1)5 (62.5)
    AUS-318 (6.3)39 (10.6)3 (9.1)1 (0.8)2 (1.2)
    Irish-21 (0.4)
    Irish-13 (0.8)2 (1.2)
    Sporadic15 (5.4)3 (0.8)1 (4.3)6 (4.7)2 (1.2)
        Subtotal124 (44.3)168 (45.8)6 (26.1)12 (36.4)68 (52.8)94 (55.6)05 (62.5)