Non-elective and revision arthroplasty are independently associated with hip and knee prosthetic joint infection caused by Acinetobacter baumannii: a Brazilian single center observational cohort study of 98 patients

Table 3 Predisposing factors independently associated to Acinetobacter baumannii PJI –multivariate analysis

Variables	*A. baumannii*^a No. (%) N = 33	Other bacteria No. (%) N = 65	Odds Ratio (OR) 95% CI	P-value^a
Revision arthroplasty	20 (60.6)	22 (33.8)	3.01 (1.15–7.90)	0.025
Non-elective arthroplasty	18 (54.5)	21 (32.3)	2.65 (1.01–7.01)	0.049
Late infection	17 (51.5)	12 (18.5)	5.81 (2.1–16.07)	0.001

A. baumannii^a: PJI caused by Acinetobacter baumannii; CI confidence interval

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