Table 1.

The information and clinical characteristics of patients

Histology	Age		Gender		Smoking		Pathological stage
	Median	Range	Male	Female	Yes	No	LD c	ED d	I	II	III
Aa	59.34	47-82	11	9	13	7			10	6	4
Sb	61.47	45-79	13	7	8	12			9	6	5
LCLC	62.69	53-81	7	3	6	4			5	3	2
SCLC	55.57	28-83	68	22	69	21	22	68

A^a: Adenocarcinoma; S^b: Squamous carcinoma.

LD^c: Limited Disease; ED^d: Extensive Disease.