Table 2.

Multivariate analysis of risk factors for ventilator-associated pneumonia caused by Carbapenem-resistant Enterobacteriaceae.

Variable	p-Value (univariate)	B	OR	CI (95%)		p-Value
Age > 50 years	0.003	0.11	3.39	1.27	9.17	0.016
Charlson index > 1	0.013	1.22	1.13	0.32	3.96	0.853
Chronic renal failure	0.046	0.11	0.90	0.34	2.38	0.825
Hypertension	0.011	2.14	8.55	0.78	94.21	0.080
Neoplasm	0.028	1.20	3.34	0.29	38.65	0.334
Trauma on admission	0.041	0.43	1.55	0.56	4.33	0.401