Table 2.
Risk Factor | Meningioma | No Meningioma | p-Value |
---|---|---|---|
Age at diagnosis (years) | |||
Mean | 3.8 | 5.3 | 0.176 |
Median | 3.7 | 4.5 | |
Range | 1.5–8.6 | 0.8–15.0 | |
Gender (F/M) | 8/3 | 22/16 | 0.492 |
Time since cranial irradiation (years) | |||
Mean | 25.0 | 18.7 | 0.01 |
Median | 26.0 | 15.6 | |
Range | 13.9–33.8 | 9.5–32.0 | |
Relapse (%) | 3 (6%) | 9 (18%) | 0.807 |
Maintenance (years) | 3.2 | 2.8 | 0.473 |
Dose (Gy) | 0.017 | ||
18 | 0 | 13 | |
21–25 | 10 | 20 | |
30–46 | 1 | 5 |