| Endoscopic lesions | Stage 1 | Stage 2 | Stage 3 | Total |
| Esophageal Lesions | 2 | 0 | 6 | 8 |
| Esophageal Candidiasis | 2 | 0 | 1 | 3 |
| Peptic esophagitis | 0 | 0 | 3 | 3 |
| Pallor of the oesophagus | 0 | 0 | 2 | 2 |
| Gastric Lesions | 2 | 3 | 57 | 62 |
| Gastritis | 2 | 2 | 28 | 31 |
| Duodeno-gastric reflux | 0 | 1 | 10 | 13 |
| Pylorus Bean | 0 | 0 | 10 | 9 |
| Gastric Pallor | 0 | 0 | 5 | 5 |
| Gastric Ulcer | 0 | 0 | 3 | 3 |
| Gastric Cancer | 0 | 0 | 1 | 1 |
| Duodenal Lesions | 0 | 2 | 5 | 7 |
| Duodenite | 0 | 2 | 1 | 3 |
| Duodenal pallor | 0 | 0 | 2 | 2 |
| Duodenal Cancer | 0 | 0 | 1 | 1 |
| Duodenal Ulcer | 0 | 0 | 1 | 1 |