Table 3.

Association between two carbapenemase genes with resistance pattern in 33 ESBL-producing Escherichia coli isolates^a,b

Antibiotic	IMP and KPC (n=0)	IMP and OXA-48 (n=0)	IMP and VIM (n=2)	KPC and OXA-48 (n=0)	KPC and VIM (n=0)	OXA-48 and VIM (n=1)
CF	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)
AMC	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)
FEP	0 (0.00)	0 (0.00)	1 (50)	0 (0.00)	0 (0.00)	0 (0.00)
FOF	0 (0.00)	0 (0.00)	1 (50)	0 (0.00)	0 (0.00)	0 (0.00)
TET	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)
CIP	0 (0.00)	0 (0.00)	1 (50)	0 (0.00)	0 (0.00)	1 (100)
STR	0 (0.00)	0 (0.00)	1 (50)	0 (0.00)	0 (0.00)	1 (100)
CHL	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)
PIP	0 (0.00)	0 (0.00)	1 (50)	0 (0.00)	0 (0.00)	1 (100)
AMP	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)
AMX	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)
OXA	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)
CRO	0 (0.00)	0 (0.00)	1 (50)	0 (0.00)	0 (0.00)	1 (100)
CTX	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)
CFM	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)
CAZ	0 (0.00)	0 (0.00)	1 (50)	0 (0.00)	0 (0.00)	0 (0.00)
IMP	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)
MEN	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)
CFZ	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)
CXM	0 (0.00)	0 (0.00)	2 (100)	0 (0.00)	0 (0.00)	1 (100)

^a Data are presented No.(%), n= number of isolates

^b ESBL= extended spectrum β-lactamases

IMP: imipenem; OXA: oxacillin; KPC: Klebsiella pneumoniae carbapenemase; VIM: Verona integron-encoded metallo-β-lactamase