TABLE 1.
GLUT-1 Expression and Prognostic Parameters of DA
| No. All Cases | No. (%) GLUT-1 (+) Cases | P | |
|---|---|---|---|
| Histological grade | |||
| 1 | 33 | 5 (15) | |
| 2 | 32 | 6 (19) | 0.016 |
| 3 | 29 | 13 (45) | |
| Tumor size,* cm | |||
| ≤2.0 | 18 | 3 (17) | 0.03 |
| >2.0 | 72 | 20 (28) | |
| Node status† | |||
| Negative | 25 | 7 (28) | 0.35 |
| Positive | 66 | 17 (26) | |
| Stage | |||
| IA | 4 | 2 (50) | 0.79 |
| IB | 14 | 11 (79) | |
| IIA | 3 | 2 (67) | |
| IIB | 42 | 31 (74) | |
| III | 27 | 19 (70) | |
| IV | 2 | 1 (50) | |
| Margin status† | |||
| Negative | 56 | 14 (25) | 0.69 |
| Positive | 35 | 10 (28.5) | |
| K-ras mutations | |||
| Present | 16 | 4 (25) | N/A |
| Absent | 4 | 0 (0) | |
*
Tumor size information had not been properly documented in 4 cases.
†
Lymph node and margin status information had not been properly documented in 3 cases.