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. 2013 May 1;8:71. doi: 10.1186/1746-1596-8-71

Table 3.

Log-rank testing for SBEM score cut-off establishment

SBEM scores DFS
 OS
Chi-squared P Value Chi-squared P Value
0 and 1
 0.020
 0.887
 0.124
 0.724
0,1 and 2
 0.120
 0.729
 0.399
 0.528
0,1,2 and 3 23.524 0.000 11.595 0.001