5.

不同组织起源NSCLC单因素生存分析

Analysis of the existence of NSCLC single factor for different tissue origin

Index	Classification	n	Mean survival time (mo)	95%CI	P
Histological classification	Bronchiole epithelial cell carcinoma	57	32	27.3-36.5	0.145
	Bronchiole-alveolar cell carcinoma	22	37	32.5-40.1
	Bronchiole-alveolar cell carcinoma	25	50	47.0-58.6
Differentiation	Well	35	33	28.0-37.3	0.326
	Moderate	37	29	25.6-32.1
	Poor	32	26	24.8-30.4
Tumor size	≤3 cm	38	41	30.6-43.3	0.248
	> 3 cm	68	22	13.4-31.7
Lymph node metastasis	Yes	72	18	14.2-23.5	0.001
	No	32	35	38.1-47.6
Clinical stage	Ⅰ	28	52	46.8-55.5	0.050
	Ⅱ	41	35	26.8-40.5
	Ⅲb	35	19	15.8-25.5