Skip to main content

Table 1 The summary of the materials analysed in this study

From: The comparison of clinical and biological characteristics between IDH1 and IDH2 mutations in gliomas

Pathological diagnosis

WHO grade

n = 811

IDH1 mutation No. (%)

IDH2 mutation No. (%)

IDH mutation total No. (%)

Diffuse astrocytoma

II

193

138 (71.5)

2 (1.0)

140 (72.5)

Anaplastic astrocytoma

III

39

14 (35.9)

0 (0)

14 (35.9)

Oligodendroglioma

II

49

38 (77.6)

3 (6.1)

41 (83.7)

Anaplastic oligodendroglioma

III

27

19 (70.4)

1 (3.7)

20 (74.1)

Oligoastrocytoma

II

186

147 (79.0)

9 (4.8)

156 (83.8)

Anaplastic oligoastrocytoma

III

83

47 (56.6)

1 (1.2)

48 (57.8)

Subtotal (grades II and III)

 

577

403 (69.8)

16 (2.8)

419 (72.6)

Primary GBM

IV

205

29 (14.1)

1 (0.5)

30 (14.6)

Secondary GBM

IV

29

16 (55.2)

1 (3.4)

17 (58.6)

Subtotal (Glioblastoma)

IV

234

45 (19.2)

2 (0.9)

47 (20.1)

Total

 

811

448 (55.2)

18 (2.2)

466 (57.4)