Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Apr 21, 2011; 17(15): 2013-2018
Published online Apr 21, 2011. doi: 10.3748/wjg.v17.i15.2013
Table 4 Multivariate analysis of overall survival rate by COX model (enter method)
VariablesHazard ratio95% CIP value
Pretreatment CEA level1.4291.044-1.9560.026
Pathologic TNM stage1.4401.137-1.8250.002
Lymphovascular invasion0.4680.286-0.7650.002
Sex1.1640.726-1.8670.529
Age0.7000.424-1.1560.163
Distance of tumor from anal verge0.9940.854-1.1570.934
Pretreatment TNM stage0.9490.727-1.2390.703
Surgery form (LAR or APR)0.8530.575-1.2640.427
Histologic differentiation0.9690.822-1.1420.706
NT0.8780.519-1.4830.626