UCSF Adult Outpatient Susceptibility Data: E. coli Urinary Isolates1

AMP/SUL-ampicillin-sulbactam, CIP-ciprofloxacin, CTRX-ceftriaxone, CZLN-cefazolin, NTF-nitrofurantoin, T/S-trimethoprim-sulfamethoxazole

Reported as % susceptible, tested from urinary sites

Organism 

Total Isolates 

AMP/SUL2

CIP CTRX

CZLN3 

NTF

T/S 

Escherichia coli, urine

852

67

76 91

90

97

74

1Adult outpatient susceptibilities include data from 4/1/2023-3/31/2024; 2Surrogate test to predict oral amoxicillin/clavulanate; 3Surrogate test to predict oral agents cefdinir, cefpodoxime, cefprozil, cefuroxime, and cephalexin when used for uncomplicated UTIs