Table 1 Summary of clinical and molecular data of lower-grade gliomas in the study

From: TERT promoter mutations contribute to subset prognostication of lower-grade gliomas

      

TERT promoter mutation

IDH mutation

 

Diagnosis

N

Male

Mean age (years)

Median PFS (months)

Median OS (months)

C228T

C250T

Combined %

IDH1

IDH2

Combined %

1p/19q codeletion (%)

Diffuse astrocytoma

105

60%

39.9

65.3

101.2

12

4

15%

69

2

68%

7%

Anaplastic astrocytoma

63

76%

43.3

16

22

12

4

25%

26

1

43%

0%

Oligodendroglioma

18

44%

41.2

108

NR

7

6

72%

17

0

94%

59%

Anaplastic oligodendroglioma

3

33%

50.7

24

24

2

1

100%

3

0

100%

67%

Oligoastrocytoma

45

51%

37.2

NR

120.6

10

7

38%

34

3

82%

41%

Anaplastic oligoastrocytoma

3

67%

38

19.6

37.2

1

1

67%

2

1

100%

0%

  1. Abbreviations: N, number of case; NR, median survival not yet reached; OS, overall survival; PFS, progression-free survival.