Table 2. Distribution of efflux genes among clinical and non-clinical enterococcus isolates according to antimicrobial resistance pattern.

Number of isolates		Antibiotic resistance	Biocide reduced susceptibility	Efflux pump genes
Clinical
	11	CIP, GEN	CHX	efrA, efrB, emeA
	1	CIP, GEN	CHX	efrA, efrB
	3	-	CHX	efrA, efrB, emeA
	1	-	CHX	efrA, efrB
	2	GEN	-	efrA, efrB, emeA
	1	GEN	-	efrA, efrB
	3	CIP, GEN	BCC	efrA, efrB, emeA
	1	CIP	-	efrA, efrB, emeA
	2	VAN, CIP, GEN	CHX, BCC	efrA, efrB, emeA
	2	VAN, CIP, GEN	CHX, BCC	-
	1	VAN, CIP	-	efrA, efrB, emeA
	1	VAN, CIP	CHX, BCC	-
	8	VAN, CIP, GEN	-	-
	1	VAN, CIP, GEN	BCC	efrA, efrB
	1	CIP, GEN	-	efrA, efrB, emeA
	1	GM	CHX	-
	1	GM	CHX	efrA, efrB, emeA
	1	VAN, GEN	CHX	efrA, efrB, emeA
	1	GM	CHX, BCC	efrA, efrB, emeA
	1	CIP	CHX	efrA, efrB, emeA
	1	CIP	CHX	-
	1	CIP, GEN	CHX, BCC	-
	1	CIP, GEN	CHX	-
	1	CIP, GEN	-	-
	1	-	CHX, BCC	efrA, efrB
	3	VAN	CHX	efrA, efrB, emeA
	2	CIP, GEN	BCC	-
Non-clinical
	2	CIP, GEN	CHX	efrA, efrB
	5	-	CHX	efrA, efrB, emeA
	2	GEN	CHX	efrA, efrB, emeA
	2	CIP, GEN	CHX	efrA, efrB, emeA
	1	-	CHX	efrA, efrB
	1	CIP	CHX, BCC	efrA, efrB
	2	CIP	-	efrA, efrB, emeA
	1	GEN	BCC	efrA, efrB, emeA
	2	-	BCC	efrA, efrB, emeA
	1	-	CHX, BCC	efrA, efrB, emeA
	1	-	-	efrA, efrB, emeA
	5	-	BCC	-
	13	CIP	BCC	-
	1	VAN, CIP, GEN	CHX, BCC	-
	1	-	CHX, BCC	-
	2	CIP	CHX	-
	1	-	CHX	-
	2	CIP	-	-
	1	CIP, GEN	CHX, BCC	-
	4	-	-	-

CIP, ciprofloxacin; GEN, gentamicin; CHX, chlorhexidine gluconate; VAN, vancomycin; BCC, benzalkonium chloride.