TABLE 4.

Susceptibilities to drugs other than beta-lactams distributed by species and ESBL gene typea

Species and ESBL typeNo. of isolatesMIC50/MIC90 of drug (μg/ml)
GentamicinAmikacinCiprofloxacin
P. mirabilis
    TEM+127>256/>2564/12816/>32
P. stuartii
    TEM+224/6416/64>32/>32
K. pneumoniae
    TEM+321/642/32≤0,125/>32
    SHV+1042/162/32≤0,125/2
    TEM+ and SHV+342/324/32≤0,125/>32
    Non-TEM/non-SHV184/321/4≤0,125/4
E. coli
    TEM+114/>2562/80,25/>32
    SHV+282/162/32≤0,125/16
E. aerogenes
    TEM+111/1664/64>32/>32
    SHV+142/648/162/>32
  • a MICs were measured by the quantitative E-test assay. Values are not reported when less than 10 isolates were available.