3.

29例肺MEC的生存的单因素分析

Univariate analysis for the survival of 29 cases with pulmonary MEC

Variables	n	Survival rate (%)			Chi-square	P
		1-year	3-year	5-year
Gender					3.607	0.058
Male	18	72.2	44.4	22.2
Female	11	72.7	63.6	63.6
Age (yr)					0.706	0.401
≥45	15	73.3	40.0	33.3
＜45	14	71.4	64.3	45.9
Smoking history					0.483	0.487
Yes	8	62.5	37.5	37.5
No	21	81.0	56.7	41.3
TNM stage					26.891	＜0.001
Ⅰ-Ⅱ	11	100	100	90.0
Ⅲ	8	75	33.3	16.7
Ⅳ	10	40	10	0.0
Radical surgery					16.713	＜0.001
Yes	16	93.8	80.2	65.6
No	13	53.8	15.4	7.7
Postoperative adjuvant therapy					1.404	0.236
Yes	9	88.9	66.7	55.6
No	7	1	1	83.3
Histologic grade					16.109	＜0.001
High	17	41.2	23.5	11.8
Low	12	100	90.0	80.0