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Table 3 Performance characteristics of rapid urease test in the diagnosis of H. pylori

From: Serum level of some micronutrients in children infected with Helicobacter pylori

 Biopsy
H. pylori-positive casesH. pylori-negative cases
Rapid urease testPositi ve161
Negati ve213
Performance characteristics of rapid urease testSensitivity88.9%
Specificity92.9%
Positive predictive value94.1%
Negative predictive value86.7%
Accuracy90.6%