From: Polysialic acid is associated with better prognosis and IDH1-mutation in diffusely infiltrating astrocytomas
WHO grade
II
III
IV
Total
NCAM
Positive
9 (32.2%)
18 (54.5%)
65 (35.9%)
92
Negative
19 (67.8%)
15 (45.5%)
116 (64.1%)
150
PolySia
2 (7.1%)
8 (24.2%)
35 (19.3%)
45
26 (92.9%)
25 (75.8%)
146 (80.7%)
197