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

Table 1 Description of participating hospitals

Features	Hospital
	A	B	C
Number of beds	345	191	226
Number of in- and out- patient visits, 2010	>200,000	>150,000	>100,000
Range of MRSA infection¹ rates per 1,000 patient-days, 2009 and 2010	2009: 0.00 – 0.08	2009: 0.00 – 1.07	2009: 0.00 – 0.17
	2010: 0.00 – 0.11	2010: 0.00 – 0.08	2010: 0.00 – 0.08
MRSA infection¹ rates per 1,000 patient-days, 2010 for month of sampling	0.07	0.08	0.00
Range of Clostridium difficile infection rates per 1,000 patient-days, 2009 and 2010	2009: 0.13 – 0.67	2009: 0.24 – 1.31	2009: 0.00 – 0.56
	2010: 0.00 – 0.36	2010: 0.00 – 0.98	2010: 0.00 – 0.79
C. difficile infection rates per 1,000 patient-days, 2010 for month of sampling	0.26	0.76	0.79

ISSN: 1471-2334