Variable

Group A (No. = 15)

Group B (No. = 12)

P value

No

%

No

%

Pathologic Grade

・ Grade I

・ Grade II

・ Grade III

3

7

5

20

46.65

33.35

2

6

4

16.65

50

33.35

0.226

0.176

0.394

T staging

・ pT1

・ pT2

・ pT3

2

8

5

13.35

53.35

33.3

1

6

5

8.35

50

41.65

0.411

0.171

0.444

Tumor size in cm

・ Range

・ Median

3.7 - 5.8

4.2

3.5 - 4.9

3.9

0.532

Nearest resection Margin (cm)

・ Range

・ Median

5.6 - 7.8

6.52

5.2 - 7.1

5.7

0.77

No. of Dissected LN

・ Range

・ Median

18 - 33

24.2

17 - 31

21.4

0.126