Table 2.
Expression of CDX2 and MUC2 in non-tumorous gastric mucosa, intestinal metaplasia, and carcinomas.
| Localization of staining | Score | Gastric mucosa (%) | Intestinal metaplasia (%) | Carcinoma (%) |
| CDX2 | 0 1 | 9 (18.3) | 5 (8.6) | 81 (42.6) |
| Nuclear | 1 | 2 (1.9) | 3 (5.2) | 6 (3.2) |
| 2 | 1 (1) | 5 (8.6) | 9 (4.7) | |
| 3 | 3 (2.9) | 12 (20.7) | 8 (4.2) | |
| Supranuclear | 1 | 17 (16.3) | 5 (8.6) | 14 (7.4) |
| 2 | 18 (17.3) | 2 (3.4) | 18 (9.5) | |
| 3 | 22 (21.2) | 6 (10.3) | 31 (16.3) | |
| Cytoplasmic | 1 | 10 (9.6) | 0 | 3 (1.6) |
| 2 | 4 (3.8) | 0 | 2 (1.1) | |
| 3 | 3 (2.9) | 0 | 2 (1.1) | |
| Mixed | 1 | 0 | 0 | 2 (1.1) |
| 2 | 3 (2.9) | 1 (1.7) | 2 (1.1) | |
| 3 | 2 (1.9) | 19 (32.8) | 12 (6.3) | |
| MUC2 | 0 | 97 (93.3) | 9 (15.5) | 149 (78.4) |
| Supranuclear | 1 | 5 (4.8) | 19 (32.8) | 22 (11.6) |
| 2 | 2 (1.9) | 14 (24.1) | 13 (6.8) | |
| 3 | 0 | 16 (27.6) | 6 (3.2) |