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Table 4 Typing data for MRSA isolated from the general environment and patients

From: A prospective study to examine the epidemiology of methicillin-resistant Staphylococcus aureus and Clostridium difficile contamination in the general environment of three community hospitals in southern Ontario, Canada

Hospital (n) eGenomics spatypea % per hospital (n) Ridom spatypeb PVL genes CMRSA USA equivalent Visit number (n)
Environment:        1 2 3 4
A (20) 2 50.0% (10) t002 No 2 100 2 2 2 4
  539 30.0% (6) t034 No No assignment No assignment 0 0 0 6
  24 10.0% (2) t242 No 2 100 0 0 1 1
  140 5.0% (1) t954 No 2 100 1 0 0 0
  957 5.0% (1) t4867 No No assignment No assignment 0 0 1 0
B (25) 2 88.0% (22) t002 No 2 100 3 5 10 4
  539 12.0% (3) t034 No No assignment No assignment 0 0 3 0
C (27) 1 3.7% (1) t008 Yes 10 300 0 0 0 1
  7 96.3% (26) t064 No 5 500 0 26 0 0
Patients:           
A (16)c 2 75.0% (12) t002 No 2 100 0 6 3 3
  23 6.3% (1) t548 No 2 100 0 1 0 0
  24 6.3% (1) t242 No 2 100 0 0 1 0
  140 6.3% (1) t954 No 2 100 0 1 0 0
  696 6.3% (1) t2069 No No assignment No assignment 0 1 0 0
B (25)d 2 80.0% (20) t002 No 2 100 6 4 7 3
  1 4.0% (1) t008 No 5 500 0 0 1 0
  12 4.0% (1) t062 No 2 100 1 0 0 0
  23 4.0% (1) t548 No 2 100 0 0 0 1
  24 4.0% (1) t242 No 2 100 0 0 0 1
  230 4.0% (1) t010 No 2 100 1 0 0 0
C (5)e 2 80.0% (4) t002 No 2 100 0 0 2 2
  1 20.0% (1) t008 Yes 10 300 0 0 1 0
  1. PVL: Panton-Valentine leukocidin.
  2. CMRSA: Canadian epidemic methicillin-resistant Staphylococcus aureus.
  3. n = number of samples.
  4. a spa types classified according to eGenomics (http://tools.egenomics.com)b spa types classified according to the Ridom system (http://www.spaserver.ridom.de).
  5. c MRSA was isolated from the perianal region (62.5%, n=10) and the anterior nares (37.5%, n=6).
  6. d MRSA was isolated from the perianal region (68%, n=17), the anterior nares (12%, n=3), and from wounds (20%, n=5).
  7. e MRSA was isolated from the anterior nares (100%, n=5).