Factors

Differentiated type group (n = 24)

Undifferentiated type group (n = 23)

P-value

Tumor location U/M/L

10/3/11

1/12/10

0.001

Macroscopic type 0/1/2/3/4

4/0/12/6/0

4/0/9/4/6

0.054

Maximum diameter (mm)*

52 (24-96)

68 (18-180)

0.139

Depth of invasion

   pT2, T3

20

12

0.031

   pT4a

4

11

pN -/+

11/13

5/18

0.125

Number of metastatic lymph nodes*

1 (0-10)

3 (0-29)

0.044

fStage

0.203

   IB

9

4

   II

9

8

   III

6

11

ly -/+

6/18

2/21

0.245

v -/+

7/17

12/11

0.142