1.

患者基本信息

The baseline information of cases involved

	Number (n=309)	Proportion
Gender
Male	196	63.43%
Female	113	36.57%
Age (range, yr)	23-84
Types of samples
Fresh tissue	273	88.35%
Paraffin-embedded tissue	22	7.12%
Aspiration biopy	11	3.56%
Pleural effusion	2	0.65%
Venous blood	1	0.32%
Histological type
Non-small cell lung cancer	293	94.82%
Squamous cell cancer	72	23.30%
Adenocarcinoma	217	70.23%
Large cell carcinoma	3	0.97%
Adenosquamous carcinoma	1	0.32%
Small cell lung carcinoma	4	1.29%
Carcinoid tumor	1	0.32%
Undefined	11	3.56%