TABLE 2.

Percentages of isolates (excluding heteroresistant E. cloacae isolates) tested with various susceptibility testing methods showing a difference in log2 dilutions compared to results of the reference broth microdilution method

Test% Of isolates showing log2 dilution difference of:
>−3−3−2−10123>3
Agar dilution
    MH4.085.47.43.2
ISOa18.173.46.42.1
Etest MH2.115.838.917.920.05.3
Etest ISO1.02.11.011.633.718.918.94.26.3
VITEK21.13.471.318.45.7
  • a ISO, Isosensitest.