Table 6.

Antimicrobial resistance of 17 E. coli ST131 isolates.

Class of antimicrobial agent	Antimicrobial agent	No. (%) of resistant E. coli ST131 isolates
β-Lactams	AMP	17 (100): R = 17, I = 0
	AMC	15 (88.2): R = 12, I = 3
	FOX	13 (76.4): R = 7, I = 6
	CTX	12 (70.5): R = 10, I = 2
	CAZ	13 (76.4): R = 10, I = 3
	CRO	9 (52.9): R = 9, I = 0
	FEP	14 (82.3): R = 9, I = 5
	ATM	10 (58.8): R = 7, I = 3
	IPM	0
	MEM	0
Aminoglycosides	CN	3 (17.6): R = 2, I = 1
	AK	1 (5.8): R = 0, I = 1
Tetracyclines	TE	13 (76.4): R = 10, I = 3
Fluoroquinolone	NA	7 (41.1): R = 7, I = 0
	CIP	6 (35.2): R = 5, I = 1
Trimethoprim	SXT	8 (47.0): R = 8, I = 0
Nitrofurans	F	1 (5.8): R = 1, I = 0
Multidrug resistance (MDR)		9 (52.9)

R: resistant; I: intermediate.