3.

肺癌外周血微转移与肺癌临床病理生理特征的相关关系

The relationship between peripheral blood OMs and clinico-pathologic characteristics in patients with lung cancer

Characteristics	n	Peripheral blood OMs		P
		+	-
Age				> 0.05
< 50	246	72	174
> 50	270	69	201
Sex				> 0.05
Male	341	79	262
Female	175	62	113
Smoking history				> 0.05
Yes	340	94	246
No	176	47	129
Primary tumor				> 0.05
T3	111	32	79
T4	405	109	296
Histologic classification				< 0.001
Sqamous Ca.	332	38	304
Non-sqamous Ca.	194	103	91
N staging				< 0.001
N0+N1	288	42	246
N2	231	99	132
Stage				< 0.001
ⅢA	112	12	100
ⅢB	404	129	275