Histological assesmant of grading /
discrepancies between pathologists / european panel
Overall survival with respect to investigator
Pathologist B
0
2
4
6
8
10
12
0.0
0.2
0.4
0.6
0.8
1.0
Grade II
Grade III
Time (Years)
Pathologist A
0
2
4
6
8
10
12
0.0
0.2
0.4
0.6
0.8
1.0
Time (Years)
Grade II
Grade III
Pathologist A
Intracranial ependymoma