Prevalence of Multidrug Resistance and Extended-Spectrum β-Lactamase Carriage of Clinical Uropathogenic Escherichia coli Isolates in Riyadh, Saudi Arabia

Table 1

Details on antibiotics used in this study.

Antibiotic group	Antibiotic name	Concentration (μg/disc)
Penicillins	Ampicillin (AM)	10 μg
β-lactam/β-lactamase inhibitors combination	Amoxicillin-clavulanic acid (AUG)	20/10 μg
Aminoglycosides	Gentamicin (GM)	10 μg
Second-generation cephalosporins	Cefoxitin (FOX)	30 μg
Third-generation cephalosporins	Ceftazidime (CAZ)	30 μg
Tetracyclines	Tetracycline (T)	30 μg
Folate pathway inhibitors	Trimethoprim-sulfamethoxazole (SXT)	1.25/23.75 μg
Carbapenems	Imipenem (IMP)	10 μg
Fluoroquinolones	Ciprofloxacin (CIP)	5 μg
Nitrofurans	Nitrofurantoin (NI)	300 μg