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. 2013 Dec 20;8(12):e84187. doi: 10.1371/journal.pone.0084187

Table 2. Multivariate analysis of the variables in overall survival.

Variable Hazard ratio 95% CI P value
Histologic grade
I 1
II 2.03 0.177-23.39 0.570
III 13.9 1.75-111.7 0.013
CD109 expression
Negative 1
Positive 3.85 1.40-10.55 0.009

CI: confidence interval