Table 1. Vimentin expression and patient characteristics.
|
Vimentin expression
|
|||
|---|---|---|---|
| Clinicopathological characteristic | High | Low | P -value |
| Age | 64.4±8.6 | 61.1±9.9 | 0.037 |
| Tumour size | 0.3±2.0 | 5.0±1.7 | 0.348 |
| Gender | |||
| Male | 32 | 48 | 0.670 |
| Female | 27 | 35 | |
| Tumour site | |||
| Colon | 36 | 44 | 0.343 |
| Rectum | 23 | 39 | |
| Degree of differentiation | |||
| Well | 27 | 45 | 0.321 |
| Mod./poor | 32 | 38 | |
| Depth of invasion | |||
| mp | 5 | 8 | 0.812 |
| ss | 54 | 75 | |
| Lymph node metastasis | |||
| Absent | 28 | 51 | 0.098 |
| Present | 31 | 32 | |
| No of lymph nodes involved | |||
| 0 | 28 | 51 | 0.167 |
| 1–3 | 20 | 24 | |
| ⩾4 | 11 | 8 | |
| Lymphovascular invasion a | |||
| Absent | 24 | 32 | 0.799 |
| Present | 35 | 51 | |
Well=well-differentiated adenocarcinoma, Mod.=moderately differentiated adenocarcinoma, Poor=poorly differentiated carcinoma (this category included five cases of poorly differentiated adenocarcinoma, five cases of mucinous carcinoma and one case of signet ring cell carcinoma), mp=muscularis propria; ss=subserosa.
a
Lymphatic invasion was determined by the presence of tumour cells in lymphatic ducts. Bold value is statistically significant (P<0.05).