Table 1.
Glucose transporter 1 expression in normal mucosa, tubular adenomas, adenocarcinomas, and metastatic lesions (n = 718)
| Tissue samples | n |
Expression of GLUT1 |
P value | |||
| Negative (%) | Low (%) | Moderate (%) | High (%) | (χ2-test) | ||
| Normal mucosa | 26 | 26 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | < 0.0011 |
| Tubular adenomas with LGD | 26 | 21 (80.8) | 5 (19.2) | 0 (0.0) | 0 (0.0) | |
| Tubular adenomas with HGD | 24 | 10 (41.7) | 9 (37.5) | 5 (20.8) | 0 (0.0) | |
| Adenocarcinomas | 515 | 92 (17.9) | 75 (14.6) | 161 (31.2) | 187 (36.3) | |
| Metastatic lesions | 127 | 31 (24.4) | 15 (11.8) | 22 (17.3) | 59 (46.5) | |
1
: χ2 test for linear trend. LGD: Low grade dysplasia; HGD: High grade dysplasia; GLUT1: Glucose transporter 1; Metastatic lesions; lymph nodes and distant organs.