Table 2.

Comparison of the MIC results for clarithromycin and metronidazole against H. pylori by agar dilution and Etest

Drug and Etest resultNo. of strains with indicated agar dilution result
SusceptibleResistantTotal
Clarithromycin
 Susceptible4600460
 Resistant01414
 Total46014474
Metronidazole
 Susceptible26137298
 Resistant7299171
 Total333136469