Category

Subgroup

Squamous cell carcinoma

Adenocarcinoma

Small cell carcinoma

Others

Patients (n, %)

657,93.06

14,1.98

19,2.69

16,2.27

Age (y, mean ± SD)

58.11 ± 7.47

58.71 ± 7.14

60.78 ± 7.04

57.68 ± 7.07

Gender (n)

Male:Female

498:159

11:3

13:6

13:3

Thoracic site (n)

Upper

75

0

2

1

Middle

456

7

16

9

Lower

126

7

1

6

Surgical procedures (n)

Sweet

592

13

16

16

Ivor-Lowis

29

1

2

0

McKeown

35

0

1

0

pTNM stages (n)

Ia

18

2

2

1

Ib

34

1

4

2

IIa

84

0

0

1

IIb

238

3

8

5

IIIa

152

2

2

2

IIIb

72

0

3

4

IIIc

48

6

0

1

IV

11

0

0

0