As for several indicators of glioma, the risk score was considerably higher in individuals aged > 45 years (p < 0.001), WHO III (p < 0.0001), IDH wild type (p < 0.0001), and 1p/19q non‐codeleted (p < 0.0001) in the training set (Figure 5(a)). Here, IDH1 is linked to central nervous system cancer.