Table 1: Showing baseline characteristics of the patient cohort.

Parameter

Number (%)

Age

 

Range

29 – 85 years

Mean ± S.D

60.24 ± 11.45

Median (IQR)

62 (18)

Sex

 

Male

60 (60%)

Female

40 (40%)

Ratio

1:5

Site

 

Upper

40 (40%)

Middle

24 (24%)

Lower

36 (36%)

Histology

 

Squamous cell carcinoma

83 (83%)

Adenocarcinoma

17 (17%)

Grade

 

1

26 (26%)

2

54 (54%)

3

11 (11%)

Unknown

9 (9%)

Imaging

 

CECT

59 (59%)

PET-CT

17 (17%)

Others

24 (24%)

T status

 

T1-2

7 (7%)

T3-4

69 (69%)

Unknown

24 (24%)

N status

 

N0

32 (32%)

N+

44 (44%)

Unknown

24 (24%)

CECT: Contrast Enhanced Computed Tomography; PET-CT: Positron Emission Tomography.