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Diagnosis of Helicobacter pylori in the enrolled patients of this study n (%)
| Method of detection | Number of positivity | Number of H.pylori infection |
| Silver stain - 1st session | 30 | 30 (85.7) |
| 2nd session | 2 | |
| CLOtest 1st session | 26 | 26 (74.3) |
| 2nd session | 3 | |
| DPO-PCR of gastric biopsy | 37 | 34 (97.1) |
| DPO-PCR using tissue sample of CLO kit | 34 | 33 (94.3) |
DPO-PCR: Dual-priming oligonucleotide-based multiplex polymerase chain reaction; H. pylori: Helicobacter pylori; CLOtest: The rapid urease test.
