| Significant lesions | Numbers (n) | Percentage (%) |
| Significant lesions | 380 | 37.6 |
| Gastric and duodenal ulcer | 190 | 18.8 |
| Erosive gastropathy | 65 | 6.4 |
| Esophageal varices | 40 | 4.0 |
| Gastric polyp | 20 | 2.0 |
| Gastric cancer | 15 | 1.5 |
| Duodenitis erosive | 15 | 1.5 |
| Erosive œsophagitis | 15 | 1.5 |
| Esophageal cancer | 10 | 1.0 |
| Others lesions* | 10 | 1.0 |
| Insignificant lesions | 480 | 47.5 |
| Not erosive gastropathy | 400 | 39.6 |
| Not erosive duodenitis | 35 | 3.5 |
| Not erosive oesophagitis | 25 | 2.5 |
| Uncomplicated hiatus hernia | 20 | 2.00 |