Statistical analysis for the mean total scores of the expression levels of EMP1
| Mean total scores | p Value | n | |
| Adjacent normal tissue | 8.26±3.00 | 0.031 | 39 |
| Tumour tissue | 7.21±3.02 | ||
| Early stage | 8.63±2.50 | 0.003 | 60 |
| Advanced stage | 6.57±3.01 | ||
| Without lymph node metastasis | 8.05±3.06 | 0.045 | 60 |
| With lymph node metastasis | 6.56±2.38 |