1.
Gastric lesions in patients (N=7,302)
| Lesions | n | % |
| Carcinoma | 8 | 0.11 |
| Dysplasia | 17 | 0.23 |
| Hyperplasia | 14 | 0.19 |
| Intestinal metaplasia | 52 | 0.71 |
| Inflammatory lesions | 217 | 2.97 |
| Gastric ulcer | 141 | 1.93 |
| Atrophic gastritis | 10 | 0.14 |
| Erosive gastritis | 1,365 | 18.69 |
| Superficial gastritis | 5,957 | 81.58 |