Table 2.

Clinical characteristics of NSCLC patients.

Characteristics			Response group	Progression group	p value
Number of patients			145	135	–
Gender		Male		79	77	0.605
		Female		66	58
Age(years)			63.864 ± 10.042	64.402 ± 9.713	0.437
Histological type	Adenocarcinoma		119	109	0.201
	Squamous cell carcinoma		26	26
Smoking status	Ever		49	74	0.002
	Never		96	61
Number of treatment courses			4.492 ± 1.603	3.681 ± 1.396	<0.001
Chemotherapy drug	AP		53	36	–
	GP		29	34
	TP		31	28
	DP		32	37