TABLE 1.
Prevalence of VacA, CagA and immunoglobulin (Ig) G in gastric cancer patients, and in Helicobacter pylori-negative control patients
| Groups | CagA+/total patients (%) | VacA+/total patients (%) | IgG+/total patients (%) |
|---|---|---|---|
| Gastric cancer | 19/23 (82.6) | 17/23 (73.9) | 13/23 (56.5) |
| Control | |||
| Duodenal ulcer | 16/19 (84.2) | 16/19 (84.2) | 9/19 (47.3) |
| Children | 5/20 (25) | 1/20 (5) | 2/20 (10) |
| Patients, no symptoms | 11/30 (36.6) | 5/30 (16.6) | 12/30 (40) |
+ Positive; CagA Cytotoxin-associated gene A; VacA Vacuolating cytotoxin A