Table 3.
Relative risk | 95% CI | p-value | |
---|---|---|---|
Age (years) |
|
|
|
< 40 |
1 |
|
|
≥ 40 |
1.7 |
0.8 to 3.4 |
0.143 |
KPS |
|
|
|
> 70 |
1 |
|
|
≤ 70 |
6.7 |
2.9 to 15.8 |
< 0.001 |
WHO grade |
|
|
|
Low |
1 |
|
|
High |
1.8 |
0.9 to 3.6 |
0.104 |
Treatment |
|
|
|
No tumor specific therapy |
1 |
|
|
External beam radiation |
0.4 |
0.2 to 0.9 |
0.021 |
Radio-/Chemotherapy | 0.3 | 0.1 to 0.9 | 0.041 |