15 Parameters used as input data and their ratings
| Rating score | −0.9 | −0.45 | 0 | 0.45 | 0.9 |
|---|---|---|---|---|---|
| Age (y) | 0–40 | 41–60 | 61– | ||
| Location (1) | Frontal, parietal, or temporal lobe | Other areas | |||
| Location (2) | Cortical layer | Subcortical white matter | Other areas | ||
| History of malignancy | (−) | (+) | |||
| Number | 1 | 2 | 3 < | ||
| SI on T2WI | CSF | CSF >, gray matter < | Gray matter | White matter | White matter > |
| Edema | Mild | Moderate | Marked | ||
| Heterogeneity | Mild | Moderate | Marked | ||
| Hemorrhage | (−) | Equivocal | (+) | ||
| Border definition | Infiltrative | Poorly circumscribed | Well circumscribed | ||
| Mass effect | Mild | Moderate | Marked | ||
| CE | (−) | Mild | Marked | ||
| Ring enhancement | (−) | Equivocal | (+) | ||
| Tumor extent | Localized region | Intermediate | Extensive | ||
| Cyst formation | (−) | Equivocal | (+) |
Note:—SI indicates signal intensity; T2WI, T2-weighted image; CE, contrast enhancement.