Table 3. Microbiological Characteristics.

Variable		Enterobacter cloacae-associated PJI (n = 12)
Microbial culture
	Monomicrobial	4 (33.3)
	Polymicrobial	8 (66.7)
Associated bacteria
	Staphylococcus species	5 (41.7)
	Pseudomonas aeruginosa	4 (33.3)
	Enterococcus faecalis	2 (16.7)
	Klebsiella pneumoniae	2 (16.7)
	Other gram-negative bacteria	2 (16.7)
E. cloacae drug resistance
	Trimethoprim/sulfamethoxazole	6 (50.0)
	Ceftriaxone	5 (41.7)
	Gentamicin	5 (41.7)
	Ceftazidime	4 (33.3)
	Chloramphenicol	4 (33.3)
	Cefuroxime	3 (25.0)
	Amoxicillin	2 (16.7)
	Piperacillin/tazobactam	2 (16.7)
	Cefazolin	1 (8.3)
	Ciprofloxacin	1 (8.3)
	Ertapenem	1 (8.3)
	Imipenem	1 (8.3)
	Meropenem	1 (8.3)
	Tobramycin	1 (8.3)

Values are presented as number (%).

PJI: periprosthetic joint infection.