Table 6.

RFE feature ranking

Variables	Sensitivity	Specificity	ROC
1	0.6644	0.6040	0.6724
2	0.7615	0.7422	0.8253
3	0.8119	0.8175	0.9047
4	0.8341	0.8817	0.9353
5	0.8393	0.9263	0.9603
6	0.8652	0.9409	0.9758
7	0.8644	0.9605	0.9839
8	0.8778	0.9675	0.9870