Table 1 Clinical characteristic of 134 patients with ESCC

Total case

134

Age (years)

 Median

61.15

 Range

33–90

Gender

 Male

108 (80.6)

 Female

26 (19.4)

Degree of differentiation

 G1

42 (31.3)

 G2

57 (42.5)

 G3

35 (26.1)

Tumor (T) status

 T1

9 (6.7)

 T2

39 (29.1)

 T3

81 (60.4)

 T4

5 (3.7)

Lymphoid nodal (N) status

 N0

65 (48.5)

 N1

69 (51.5)

Distant metastasis (M) status

 M0

128 (95.5)

 M1

6 (4.5)

TNM stage

 I

7 (5.2)

 IIa–IIb

65 (48.5)

 III

56 (41.8)

 IV

6 (4.5)

Death

 No

40 (29.9)

 Yes

94 (70.1)