Table 4.
Percentage of time each feature was selected in one of the models for distinguishing between low grade tumors that recurred at different grades.
| Metabolite | Transformed vs. not | Transf. to grade 3 vs. 2 | Transf. to grade 4 vs. 3 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Range | Gain ratio | Chi-sq. | Cond. | Gain Ratio | Chi-sq. | Cond. | Gain ratio | Chi-sq. | Cond. |
| My-I | 3.51–3.54 3.61–3.68 |
100% 96% |
13% 94% |
78% 85% |
75% 15% |
48% 0% |
76% 0% |
33% 0% |
0% 0% |
0% 0% |
| 2HG | 1.75–1.87 2.24–2.3 |
100% 70% |
78% 92% |
63% 87% |
26% 67% |
80% 89% |
54% 28% |
21% 0% |
64% 0% |
48% 0% |
| Hyp-Tau | 2.62–2.69 3.35–3.39 |
57% 95% |
99% 99% |
77% 63% |
75% 95% |
100% 33% |
100% 45% |
100% 67% |
94% 73% |
100% 9% |
| Cho/PC/GPC | 3.21–3.29 3.69–3.71 |
96% 0% |
100% 53% |
100% 48% |
78% 26% |
100% 100% |
100% 50% |
0% 0% |
75% 0% |
15% 0% |
| Lip | 0.96–1.00 | 100% | 19% | 100% | 89% | 0% | 65% | 0% | 0% | 0% |
| GSH | 3.79–3.81 | 0% | 97% | 36% | 100% | 15% | 100% | 100% | 78% | 100% |
| Ala | 1.4–1.5 | 0% | 17% | 0% | 0% | 57% | 0% | 88% | 0% | 3% |