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Table 1 Baseline characteristics of included patients (n = 189)

From: Genomic landscape and its correlations with tumor mutational burden, PD-L1 expression, and immune cells infiltration in Chinese lung squamous cell carcinoma

  

Total

PD-L1−

PD-L1+

P value

CD8+ TIL high

CD8+ TIL low

P value

TMB high

TMB low

P value

  

N

N

%

N

%

N

%

N

%

N

%

N

%

Age

< 65

105

72

68.57

33

31.43

0.011

82

78.10

23

21.90

0.113

53

50.48

52

49.52

0.948

≥ 65

84

71

84.52

13

15.48

 

57

67.86

27

32.14

 

42

50.00

42

50.00

 

Sex

Male

179

134

74.86

45

25.14

0.480

131

73.18

48

26.82

0.915

91

50.84

88

49.16

0.732

Female

10

9

90.00

1

10.00

 

8

80.00

2

20.00

 

4

40.00

6

60.00

 

Smoking

Never

60

49

81.67

11

18.33

0.190

47

78.33

13

21.67

0.309

25

41.67

35

58.33

0.107

Current/former

129

94

72.87

35

27.13

 

92

71.32

37

28.68

 

70

54.26

59

45.74

 

ECOG PS

0

140

104

74.29

36

25.71

0.456

105

75.00

35

25.00

0.443

63

45.00

77

55.00

0.014

1

49

39

79.59

10

20.41

 

34

69.39

15

30.61

 

32

65.31

17

34.69

 

p-Stage

I

92

72

78.26

20

21.74

0.417

66

71.74

26

28.26

0.584

45

48.91

47

51.09

0.24

II

54

41

75.93

13

24.07

 

42

77.78

12

22.22

 

25

46.30

29

53.70

 

III

43

30

69.77

13

30.23

 

31

72.09

12

27.91

 

25

58.14

18

41.86

 

Pleural invasion

Yes

14

13

92.86

1

7.14

0.217

10

71.43

4

28.57

0.898

6

42.86

8

57.14

0.565

No

175

130

74.29

45

25.71

 

129

73.71

46

26.29

 

89

50.86

86

49.14

 

Vascular invasion

Yes

9

6

66.67

3

33.33

0.805

6

66.67

3

33.33

0.927

6

66.67

3

33.33

0.505

No

180

137

76.11

43

23.89

 

133

73.89

47

26.11

 

89

49.44

91

50.56

 

Differentiation

High

10

7

70.00

3

30.00

0.960

7

70.00

3

30.00

0.915

4

40.00

6

60.00

0.732

Intermediate

124

93

75.00

31

25.00

 

92

74.19

32

25.81

 

63

50.81

61

49.19

 

Low

55

43

78.18

12

21.82

 

40

72.73

15

27.27

 

28

50.91

27

49.09

 
  1. ECOG PS Eastern Cooperative Oncology Group performance score, p pathological, PD-L1 programmed death ligand 1, TIL tumor-infiltrating lymphocyte, TMB tumor mutation burden