| Clinical signs | Metaplasia | p-Value | |
| Yes n (%) | No n (%) | ||
| Epigastralgia | 15 (9.9) | 121 (79.6) | 0.37 |
| Nausea | 4 (2.6) | 15 (9.9) | 0.24 |
| Vomiting | 3 (2.0) | 9 (5.9) | 0.16 |
| Pyrosis | 0 (0) | 1 (0.7) | 1.00 |
| GERD | 3 (2.0) | 4 (2.6) | 0.04* |
| Dyspepsia | 1 (0.7) | 17 (11.2) | 0.70 |