Table 2.

The statistics of lung cancer lesions.

#	Name	#patients lung cancer	#patients non-lung cancer	#objects lung cancer	#objects non-lung cancer
1	Mucosal erythema	16	19	35	42
2	Anthracosis	6	9	13	40
3	Stenosis	43	6	111	8
4	Mucosal edema of carina	42	9	128	28
5	Mucosal infiltration	74	5	355	9
6	Vascular growth	39	2	111	2
7	Tumor	40	0	183	0