Table 7.
Characteristics | PFS | OS | |||
---|---|---|---|---|---|
Median for survival time | P-value | Median for survival time | P-value | ||
PORT | 0.037 | 0.094 | |||
Yes | 39.5 | Not reached | |||
No | 7 | 18 |
HGT, high-grade transformation; PORT, postoperative radiotherapy; PFS, progression-free survival; OS, overall survival.