Association of serum Helicobacter pylori antibody and serum pepsinogen status with reflux oesophagitis or gastric cancer among all subjects
| H pylori antibody | Pepsinogen level | ||||||||
| Total | (+) | (−) | OR (95% CI) | p Value | Low | Normal | OR (95% CI) | p Value | |
| Total subjects | 5732 | 2695 | 3037 | 1.0 | – | 1218 | 4514 | 1.0 | — |
| Reflux oesophagitis | 108 | 41 | 67 | 0.67 (0.45–1.0) | 0.05 | 10 | 98 | 0.35 (0.18–0.68) | <0.01 |
| Gastric cancer | 26 | 17 | 9 | 1.7 (0.74–3.8) | 0.21 | 16 | 10 | 4.2 (1.8–9.6) | <0.01 |
OR, odds ratio of serum H pyloriantibody and serum pepsinogen status adjusted for sex and age using unconditional logistic regression models with 95% confidence intervals (CI).