Table 1.

Patient clinical characteristics

Age (y)	Median	58
	Range	33~82
Gender	Male	70% (43)
	Female	30% (20)
Smoking Status	Smoker	70% (44)
	Non-smoker	30% (19)
Stage IIIB or IV diseases; received first line chemotherapy (n=54)	NSCLC-GEM/TAX	14
	SCLC-PE	27
	NSCLC-PEM	13