Table 2.
Treatment Details
| Initial surgery (n) | ||
|---|---|---|
| Gross total resection (GTR) | 19 (33%) | |
| Subtotal resection (STR) | 24 (41%) | |
| Biopsy only | 12 (21%) | |
| Unknown | 3 (5%) | |
| Number of resections (n) | ||
| 1 | 10 (17%) | |
| 2 | 31 (54%) | |
| 3+ | 17 (29%) | |
| Initial RT dose (Gy) | Median | 54 |
| Range | 50–70 | |
| PRDR re-irradiation dose (Gy) | Median | 54 |
| Range | 2–60 | |
| Average cumulative dose (Gy) | 98.3 | |
| Systemic therapy timing (n) | Initial concurrent CRT | 16 (28%) |
| Adjuvant | 17 (29%) | |
| At the time of progression | 36 (62%) | |
| Concurrent with PRDR | 10 (17%) | |
| Following PRDR | 10 (17%) | |