Symptom distribution in early gastric cancer (per cent of patients with specified symptom)
| Reference | Cases (No) | Epigastric pain/dyspepsia | Anorexia | Weight loss | Gastrointestinal bleeding | Anaemia | Nausea/vomiting | None |
| Pinto et al7 | 142 | 91.2 | – | 42.3 | – | – | 40.1 | – |
| Belcastro et al 9 | 19 | 84.2 | 5.3 | 5.3 | – | 5.3 | – | 5.3 |
| Gozzetti et al 14 | 49 | 82.6 | – | – | – | – | – | – |
| Houghton et al 17 | 35 | 74 | 23 | 63 | 37 | 14 | 26 | – |
| Ballantyne et al 18 | 20 | 75 | – | – | 15 | 15 | 25 | – |
| Sue-Ling et al 19 | 46 | 73 | 18 | 24 | 11 | – | 49 | 9 |
| Eckardt et al 23 | 51 | 70 | 12 | 25 | 8 | – | 11 | – |
| Craanen et al 27 | 28 | 67.8 | – | 10.7 | 25 | – | 17.9 | – |
| Oleagoita et al 33 | 142 | 75.3 | – | – | 5 | – | 6.4 | 4.2 |
| Moreaux et al 34 | 101 | 84.2 | – | 3.9 | 6 | 1 | – | 5.9 |
| Carter et al 35 | 5 | 80 | – | 40 | – | – | 20 | – |
| Farley et al 36 | 48 | 62.5 | 39.6 | 39.6 | 25 | – | 39.6 | – |
| Lawrence et al 37 | 60 | – | – | 21.7 | 21.6 | – | – | – |
| Chia et al 43 | 52 | 67.3 | – | – | 19 | 11.5 | 23.1 | – |