Research Article
Epidermal Growth Factor Receptor Expression in Esophageal Adenocarcinoma: Relationship with Tumor Stage and Survival after Esophagectomy
Table 1
Characteristics of patients with and without EGFR expression.
| | EGFR + () | EGFR – () | |
| | Age, mean ± SD | | | 0.002 | | Men, (%) | 13 (81) | 18 (86) | 0.716 | | Tumor localization | | | | | Esophageal, (%) | 5 (31) | 6 (29) | 0.999 | | Siewert I and II | 11 (69) | 15 (71) | | | Tumor differentiation | | | | | Well or moderate | 7 (44) | 16 (76) | 0.086 | | Poor | 9 (56) | 5 (24) | | | pTNM | | | | | pT1 | 1 (6) | 4 (19) | 0.036 | | 2 | 0 | 6 (29) | | | 3 | 11 (69) | 9 (43) | | | 4 | 4 (25) | 2 (9) | | | pN negative | 1 (6) | 10 (47) | 0.010 | | positive | 15 (94) | 11 (53) | | | pM0 | 7 ( 43) | 21 (100) | <0.0001 | | 1 | 9 (57) | 0 | | | Tumor staging, (%) | | | <0.0001 | | I | 0 | 3 (14) | | | II | 0 | 10 (48) | | | III | 7 (44) | 8 (38) | | | IV | 9 (56) | 0 | |
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