Table 2.

Poisson models

	ICU MRSA	HCU MRSA	All Other Units MRSA	ICU 2DRA	HCU 2DRA	All other Units 2DRA
Incidence Rate Ratio	0.71	0.86	1.14	0.37	0.31	0.56
95% CI	0.57–0.88	0.65–1.12	0.62–2.12	0.32–0.43	0.25–0.40	0.18–1.80
p-value	0.002	0.283	0.663	< 0.001	< 0.001	0.338

NOTE. ICU intensive care unit, HCU high care unit, MRSA methicillin-resistant Staphylococcus aureus, 2DRA two-drug resistant Acinetobacter baumannii