Table 2. Seropositivity with the antigens in patients with gastroduodenal diseases or normal volunteers and the odds ratio.
| Antigen | Number positive (%) |
OR (95% CI), p valueb |
|||
|---|---|---|---|---|---|
| GC (n = 76) | DU (n = 80) | non-GCa (n = 100) | GC vs. DU | GC vs. non-GC | |
| AlpA | 35 (46.1) | 12 (15) | 14 (14) | 4.84 (2.26–10.36), <0.0001 | 5.24 (2.55–10.80), <0.0001 |
| OipA | 39 (51.3) | 10 (12.5) | 11 (11) | 7.38 (3.31–16.43), <0.0001 | 8.53 (3.94–18.44), <0.0001 |
| BabA | 41 (53.9) | 11 (13.8) | 12 (12) | 7.35 (3.37–16.03), <0.0001 | 8.59 (4.05–18.24), <0.0001 |
| SabA | 37 (48.7) | 10 (12.5) | 15 (15) | 6.64 (2.98–14.79), <0.0001 | 5.38 (2.64–10.93), <0.0001 |
aThe non-GC group consisted of normal subjects, gastritis patients with or without H. pylori infection, and DU patients.
bp value calculated using the Chi-squared test.