Volume 8, Number 6—June 2002
Research
Community-Acquired Methicillin-Resistant Staphylococcus aureus, Finland
Saara Salmenlinna*
, Outi Lyytikäinen*, and Jaana Vuopio-Varkila*
, Outi Lyytikäinen*, and Jaana Vuopio-Varkila*Table 2
Methicillin-resistant Staphylococcus aureus (MRSA) strains found in >10 persons in relation to contact with a health-care facility, 1997–1999, Finlanda
| Strain type | Persons with hospital contact (%) | Persons without hospital contact (%) | Total | Multiresistanceb | HVR type | Yr first identified in Finland |
|---|---|---|---|---|---|---|
| Mikkeli clone (O11, E12) | 75 (65) | 41 (35) | 116 | No | A | 1993 |
| E1 | 50 (98) | 1 (2) | 51 | Yes | D | 1992 |
| E24 | 49 (98) | 1 (2) | 50 | Yes | C | 1998 |
| E5 (UK EMRSA 16) | 36 (100) | 0 (0) | 36 | Yes | C | 1995 |
| Kemi clone | 25 (71) | 10 (29) | 35 | No | A | 1996 |
| E27 | 17 (65) | 9 (35) | 26 | No | A | 1997 |
| E31 | 6 (38) | 10 (63) | 16 | No | A | 1997 |
| E22 | 7 (47) | 8 (53) | 15 | No | A | 1997 |
| UK EMRSA-15 | 13 (93) | 1 (7) | 14 | No | A | 1997 |
| E19 | 13 (100) | 0 (0) | 13 | Yes | C | 1997 |
| Pori clone (O15) | 8 (62) | 5 (38) | 13 | No | A | 1993 |
| E20 | 12 (100) | 0 (0) | 12 | Yes | C | 1998 |
| Iberian clone (E6, E7, E10, O8) | 11 (92) | 1 (8) | 12 | Yes | B | 1991 |
| O25 | 12 (100) | 0 (0) | 12 | Yes | B | 1997 |
aHVR, hypervariable region; E, epidemic, strain isolated in more than one health-care facility; O, outbreak, strain isolated in one health-care institute.
bResistance to more than three antibiotic groups in addition to β-lactams.
