Table I.

Clinicopathological characteristics of 110 esophageal cancer patients.

Parameters	No. of patients (N)
Patients	110
Lymph node
Positive	65
Negative	45
Differentiation
Low	30
Middle	69
High	11
Stage
I	31
II	40
III + IV	39
TNM classification
T1	8
T2	67
T3	11
T4	24
T1+T2	75
T3+T4	35
Gender
Female	18
Male	92
Age
<49	17
50–59	18
60–69	46
>70	29