Table 1 Clinical characteristics of NSCLC patients.

Number of patients

163

138

–

22

20

–

Gender

Male

89

77

3.241^a

18

16

5.306^a

Female

74

61

4

4

Age [years] (Mean ± S. D.)

63.59 ± 11.28

65.02 ± 10.63

0.662^b

65.86 ± 9.19

63.48 ± 13.34

0.841^b

Histological type

Adenocarcinoma

132

108

1.378^a

12

13

2.251^a

Squamous cell carcinoma

31

30

10

7

Smoking status

Ever

61

79

2.306^a

16

15

1.436^a

Never

102

59

6

5

Number of treatment courses (Mean ± S. D.)

4.86 ± 1.25

3.64 ± 2.82

1.255^b

3.74 ± 1.67

3.16 ± 1.89

0.841^a