3.

miR-155的表达对预后影响的亚组分析

Prognostic impact of miR-155 expression in the histological and nodal status and adjuvant therapy subgroups

Characteristic	n	MST (month)	Range	χ2	P
SCC: squamous cell carcinomas; AC: adenocarcinomas.
SCC				9.634	0.002
Low	44	31	1.0-72.0
High	61	20	1.0-60.0
AC				9.087	0.003
Low	24	24	3.1-61.0
High	33	10	0.9-58.0
N0-1				0.993	0.319
Low	28	49	1.0-62.0
High	26	32	1.3-60.0
N2				13.773	P < 0.001
Low	40	24	3.0-72.0
High	68	11	0.9-58.0
Adjuvant therapy
Yes	68			13.659	P < 0.001
Low	31	41	6.0-65.0
High	37	17	1.0-54.0
No	94			4.499	0.034
Low	37	27	1.0-72.0
High	57	14	0.9-60.0