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Table 2 Comparison of PD-L1 expression levels within ADC study group

From: PD-L1 expression and tumor mutational burden status for prediction of response to chemotherapy and targeted therapy in non-small cell lung cancer

Characteristic

PD-L1 expression

TC

IC

Negative

(n, %)

Any+

(n, %)

P value

Negative

(n, %)

Any+

(n, %)

P value

Age (years)

0.380

 

0.719

 <58

43

67%

21

33%

 

40

63%

24

38%

 

 ≥58

43

60%

29

40%

48

67%

24

33%

 

Sex

<0.001

 

0.854

 Male

45

52%

41

48%

 

55

64%

31

36%

 

 Female

41

82%

9

18%

33

66%

17

34%

 

Smoking status

0.186

 

0.508

 Never smoker

72

66%

37

34%

 

72

66%

37

34%

 

 Smoker

14

52%

13

48%

16

59%

11

41%

 

Pathologic stage

0.586

 

0.098

 IIIB

36

67%

18

33%

 

30

56%

24

44%

 

 IV

50

61%

32

39%

58

71%

24

29%

 

Mutation status

0.049

 

0.475

 EGFR mutant

43

74%

15

26%

 

38

66%

20

34%

 

 KRAS mutant

11

65%

6

35%

13

76%

4

24%

 

 Other

32

52%

29

48%

37

61%

24

39%

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