Stool samples with a GDH-positive, toxin-negative result were tested using the Portrait analyser to detect the presence of tcdB. A retrospective evaluation was performed, assessing the clinical course of patients who were isolated as a result of the current algorithm using GDH enzyme immunoassay (...
positive /negative predictive value f o r each method.Results Out of l 33 cases stool specimens.20 cases were positive f or Clostridium di f i cile infection,1 1 3 cases were negative based on the gold standard of stool samples anaerobic culture.The CDAB method had low sensitivity(0.550)...