Type of gastritis, H pylori infection, and antigastric autoantibodies
| No. of cases | Positive H pylori histology | Positive H pylori serology | Anticanalicular autoantibodies | Antiluminal autoantibodies | Classic APC autoantibodies | |
| Normal mucosa | 32 | 1 | 3 | 2 | 4 | 0 |
| Autoimmune (type A) gastritis | 4 | 0 | 0 | 4 | 1 | 3 |
| Type B gastritis | 84 | 63 | 66 | 27 | 26 | 6 |
| Chemically induced gastritis | 5 | 0 | 0 | 0 | 0 | 0 |
| Lymphocytic gastritis | 1 | 0 | 0 | 1 | 0 | 0 |