Table 1 Clinical characteristics of patients

All

52(54.2%)

44(45.8%)

96(100%)

Gender

Male

33(63.5%)

40(90.9%)

73(76.0%)

Female

19(36.5%)

4(9.1%)

23(24.0%)

Age(years)

≤ 60

34(65.4%)

28(63.6%)

62(64.6%)

>60

18(34.6%)

16(36.4%)

34(35.4%)

Tumor differentiation grade

Poor

12(23.2%)

15(34.1%)

27(28.1%)

Poor ~ moderate

19(36.5%)

12(27.3%)

31(32.3%)

Moderate

18(34.6%)

11(25%)

29(30.2%)

Well /Moderate-well

3(57.7%)

6(13.6%)

9(9.4%)

Pathological tumor (T) status

T1 ~ T2

37(71.1%)

28(63.6%)

65(67.7%)

T3 ~ T4

15(28.9%)

16(36.4%)

31(32.3%)

Pathological node (N) status

N0 ~ N1

15(28.9%)

23(52.3%)

38(39.6%)

N2 ~ N3

37(71.1%)

21(47.7%)

58(61.4%)

Clinical stage

I ~ II

9(17.3%)

18(40.9%)

27(28.1%)

III

43(82.7%)

26(59.1%)

69(71.9%)