Risk factors for multi-drug resistant Acinetobacter baumanniibacteremia in patients with colonization in the intensive care unit

Table 6 Multivariate analysis of risk factors for multi-drug resistant Acinetobacter baumannii bacteremia

Risk Factors	Odds ratio	95% CI	P-value
Reason for ICU admission
Infection	12.04	1.79 - 80.74	0.010
Respiratory failure	9.35	2.16 - 40.45	0.003
Maintenance of mechanical venitlation	10.36	2.06 - 52.25	0.005
Maintenance of endotracheal tube	2.19	0.45 - 10.57	0.331
Recent centeral venous catheter insertion	10.40	1.98 - 54.75	0.006
Bacteremia of other microorganisms after colonization	4.89	1.37 - 17.47	0.014
Number of prior antibiotics used	2.12	1.33 - 3.39	0.002
Maintenance of mechanical ventilation × maintenance of endotracheal tube ^a	16.64	1.64 - 168.83	0.017

^a Interaction impacts of maintenance of mechanical ventilation and maintenance of endotracheal tube instead of a switch to tracheostomy
ICU intensive care unit
CI confidential interval

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