TABLE 3.

Susceptibility results for 3,050 isolates of E. coli collected from hospitals in Brooklyn during a 3-month surveillance study conducted in 2009

Antimicrobial agentMIC% of isolates
50%90%RangeSusceptibleIntermediateResistant
Imipenem0.250.25≤0.12-899.970.030
Meropenem≤0.12≤0.12≤0.12-899.970.030%
Ertapenem≤0.12≤0.12≤0.12-899.70.10.2
Doripenem≤0.06≤0.06≤0.06-499.8
Ceftriaxone≤0.250.5≤0.25->6493.71.54.8
Ceftazidime≤0.252≤0.25->3293.11.55.4
Cefepime≤0.25≤0.25≤0.25->3296.51.91.6
Piperacillin-tazobactam24≤0.5->128981.01.0
Ciprofloxacin≤0.12>4≤0.12->467.20.432.4
Trimethoprim-sulfamethoxazole≤0.5>4≤0.5->467.632.4
Polymyxin B11≤0.12->499.80.2
CB-182,80424≤0.12->4
Tigecycline0.250.250.03-2100