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Table 1 Clinical outcome and comparison of H. pylori diagnostic methods

From: Low Helicobacter pylori primary resistance to clarithromycin in gastric biopsy specimens from dyspeptic patients of a city in the interior of São Paulo, Brazil

     PUD (n = 123)      CG (n = 706)      N (n = 290)   
  His+ His-   His+ His-   His+ His-   T
PCR+ 63 13 76 286 89 375 1 36 37 488
PCR- 14 33 47 86 245 331 1 252 253 631
T 77 46 123 372 334 706 2 288 290 1119
  1. CG chronic gastritis, PUD peptic ulcer disease, N normal gastric mucosa associated or not to gastroesophageal reflux disease (GERD), PCR polymerase chain reaction, His histology.