Table 1.
Patients’ clinicopathological characteristics
| Clinicopathologic characteristics | n = 122 |
|---|---|
| Gender |
|
| Male |
66 |
| Female |
56 |
| Age (years) |
|
| Median |
68 |
| Range |
33-84 |
| Tumor location |
|
| proximal |
81 |
| distal |
41 |
| Tumor differentiation |
|
| Grade 1 |
35 |
| Grade 2 |
67 |
| Grade 3 |
17 |
| Grade 4 |
3 |
| Tumor stromal volume |
|
| Medullary type (med) |
1 |
| Intermediate type (int) |
85 |
| Scirrhous type (sci) |
36 |
| T category |
|
| T1 |
11 |
| T2 |
15 |
| T3 |
84 |
| T4 |
12 |
| N category |
|
| N0 |
56 |
| N1 |
66 |
| Stage |
|
| I |
15 |
| II |
95 |
| III |
12 |
| IV | 0 |
TNM classification is according to the International Union against Cancer (UICC, 2003).
Medullary type (med): scanty stroma, Intermediate type (int): the quantity of stroma is intermediate between the two above types, Scirrhous type (sci): abundant stroma.