Bacteria drug resistance profile affects knee and hip periprosthetic joint infection outcome with debridement, antibiotics and implant retention

Table 2 Multivariate analysis of treatment failure predictors *,**

	P value	Adjusted risk ratio	95% confidence interval
gender	0.123	0.103	0.006–1.84
age	0.782	0.967	0.766–1.22
time of post-arthroplasty infection (days)	0.108	1.19	0.962–1.47
joint (knee or hip)	0.753	1.461	0.137–15.52
diabetes	0.905	1.248 45.101	0.033–15.52
rheumatic disease	0.04	45.101	1.18–1723.14c2.641–1296.90 1.039–2402
multidrug-sensitive bacteria	0.034	–	–
methicillin-resistant Staphylococcus aureus	0.01	58.527	2.641–1296.90
other multidrug-resistant bacteria	0.048	49.967	1.039–2402
constant	0.999	0	–

*Multivariate logistic regression was performed to investigate the effects of gender, joint affected, diabetes, smoking, inflammatory disease and type of bacteria in the outcome for treatment failure
**Bold values represent statistical significance (p < 0.05)

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