MGMT and central nervous system cancer: The patients’ data included age, gender, histology, WHO grade, vital status, IDH status, 1p_19q codeletion status, MGMT promoter status, TMB groups (high and low TMB), and subtypes of glioma classification by integration of genetic and epigenetic information, including classic-like, codel, G-CIMP-high, G-CIMP-low, Mesenchymal-like, PA-like.