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 8 Based on the multivariable logistic regression model, significant model-based contrasts between surfaces contaminated with MRSA

Surfaces	OR	95% CI	P-value
Chair back versus Computer keyboard	3.94	1.12-13.86	0.032
Chair back versus Patient chart	5.22	1.06-25.63	0.042
Hand rail versus Computer keyboard	6.35	1.38-29.15	0.017
Hand rail versus Nursing station (air)	12.25	1.18-127.21	0.036
Hand rail versus Patient chart	8.40	1.39-50.97	0.021
Isolation cart versus Computer keyboard	5.33	1.07-26.44	0.041
Isolation cart versus Patient chart	7.05	1.09-45.62	0.040
Sofa versus Blood pressure machine	8.15	1.55-42.81	0.013
Sofa versus Chair back	3.28	1.05-10.24	0.041
Sofa versus Computer keyboard	12.92	2.97-56.25	0.001
Sofa versus Elevator panel	7.51	1.43-39.55	0.017
Sofa versus Linen	6.39	1.51-27.12	0.012
Sofa versus Nursing station (air)	24.91	2.51-247.15	0.006
Sofa versus Other^a	3.99	1.38-11.52	0.011
Sofa versus Patient chart	17.09	2.95-99.12	0.002
Sofa versus Telephone	14.85	1.55-142.79	0.019

^a Surfaces include: antibacterial wipes container (n=10), brochure holder (n=3), bulletin board (n=11), chart holder (n=9), clip board (n=8), door knob (n=9), glove box holder (n=6), heating oven handle (n=7), lamp shade (n=3), lifter handle (n=3), sofa pillow (n=3), urine collection container (n=5), visiting room – air (n=3).

ISSN: 1471-2334