Table 1.

Characteristics of the ESCC patients included in this study

Characteristics	Patient distribution N = 94
Age	64 (IQR = 57 to 70)
Sex
Male	69
Female	25
Cigarette usea
Yes	58
No	36
Alcohol useb
Yes	34
No	58
T stagec
T2	14
T3	72
T4	5
N stagec
N0	44
N1	38
N2	7
N3	3
M stagec
M0	90
M1	1

ESCC esophageal squamous cell carcinoma

^aYes represents the former and current smokers

^bYes represents individuals who presently consume or formerly consumed alcoholic beverages

^cTNM stages were assessed by the seventh edition of the TNM classification criteria