Multidrug-Resistant Acinetobacter baumannii May Cause Patients to Develop Polymicrobial Bloodstream Infection

Table 4

Multivariable logistic regression of factors associated with polymicrobial AB-BSI.

Variable	Unadjusted OR (95%CI)	value	Adjusted OR (95%CI)	value
Co-morbidities
Trauma	3.27 (1.59,6.78)	0.001	2.348 (0.771,7.150)	0.133
Burn injury	4.30 (1.91,9.68)	0.000	3.536 (0.411,30.458)	0.250
Previous treatment
Blood transfusion	2.05 (1.01,4.17)	0.047	0.593 (0.206,1.706)	0.333
Indwelling urinary catheter	3.08 (1.04,9.19)	0.043	1.722 (0.360,8.244)	0.497
Source of bloodstream infections
Skin and soft tissue infection	3.19 (1.49,6.87)	0.003	0.790 (0.102,6.136)	0.822
Antibiotic resistance
Imipenem	2.74 (1.22,6.14)	0.014	0.019 (0.000,1.886)	0.091
Cefepime	3.08 (1.41,6.74)	0.005	2.234 (0.231,21.571)	0.487
Tobramycin	2.20 (1.06,4.58)	0.035	1.007 (0.288,3.528)	0.991
Piperacillin/Tazobactam	4.04 (1.45,11.23)	0.008	14.48 (2.07,101.24)
Ciprofloxacin	2.68 (1.19,6.06)	0.018	4.995 (0.087,287.043)	0.436

Abbreviations: AB-BSI: Acinetobacter Baumannii bloodstream infection; OR: odds ratio; CI: confidence interval. Significant.