Table 5 Percentage of cases, age at diagnosis and mean survival of the patients divided in molecular groups based on 1p19q deletion, TERT promoter and IDH1 mutational status
Molecular FeaturePercentage of CasesAge at Diagnosis (Years)Mean Survival (Months)
Triple positive1.84255
IDH1 only22.838.829.2
TERT only49.159.98.5
Triple negative26.343.521.3
  • Triple positive represents 1p19q deletion + mutation in TERT promoter and IDH1; Triple negative represents none of the three alterations.