Rapid Increase in the Prevalence of Metronidazole-Resistant Helicobacter pylori in the Netherlands
E.J. van der Wouden*, A.A. van Zwet†, J.C. Thijs*, G.D.C. Vosmaer‡, J.A.J. Oom§, A. de Jong†, and J.H. Kleibeuker¶
Author affiliations: *Bethesda Hospital, Hoogeveen, The Netherlands; †Regional Public Health Laboratory Groningen/Drenthe, Hoogeveen, The Netherlands; ‡Scheper Hospital, Emmen, The Netherlands; §Diaconessenhuis, Meppel, The Netherlands; and ¶University Hospital, Groningen, The Netherlands
Figure 1. The increase in prevalence of metronidazole resistance of H. pylori from 1993 to 1996 in three different hospitals. Data presented as percent of strains that were resistant. *p< 0.0001 1993 vs. 1996 **p<0.001 1993 vs. 1996
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