Table 2.
Prevalence of H. pylori virulence factors among isolates from patients with gastric carcinoma, gastric ulcer, duodenal ulcer, and chronic gastritis.
| Diagnosis† | GC | GU | DU | CG | Total |
|---|---|---|---|---|---|
| Number of isolates | 20 | 32 | 31 | 16 | 99 |
| CagA | 20 (100.0%) | 31 (96.8%) | 31 (100.0%) | 16 (100.0%) | 98 (99.0%) |
| CagE | 19 (95.0%) | 31 (96.9%) | 30 (96.8%) | 15 (93.8%) | 95 (96.0%) |
| CagM | 19 (95.0%) | 31 (96.8%) | 31 (100.0%) | 15 (93.8%) | 96 (97.0%) |
| CagT | 19 (95.0%) | 31 (96.8%) | 31 (100.0%) | 16 (100.0%) | 97 (98.0%) |
| orf10 | 18 (90.0%) | 32 (100.0%) | 31 (100.0%) | 16 (100.0%) | 97 (98.0%) |
| orf13 | 18 (90.0%) | 32 (100.0%) | 31 (100.0%) | 16 (100.0%) | 97 (98.0%) |
†GC: gastric carcinoma; GU: gastric ulcer; DU: duodenal ulcer; CG: chronic gastritis.