Table 3.

Distribution of isolates with ESBL on ChromID ESBL medium and behavior (%) with cefepime and cefoxitin disks.

	Cefepime		Cefoxitin		Total
	Susceptible	Resistant	Susceptible	Resistant
E. coli	29 (37.7)	29 (37.7)	57 (74.0)	1 * (1.3)	58
K. pneumoniae	3 (3.9)	14 (18.2)	15 (19.5)	2 ** (2.6)	17
P. mirabilis	2 (2.6)	0 (0)	2 (2.6)	0 (0)	2
Total	34 (44.2)	43 (55.8)	74 (96.1)	3 (3.9)	77

Halos of * 14 and ** 13/14 mm with MIC = 16 mg/L and susceptible to amoxicillin/clavulanic and piperacillin/tazobactam by microdilution.