| Post RX Magnetic resonance imaging | MGMT Status | Total | |
| Methylated | Unmethylated | ||
| PR | 2 (16.7%) | 0 (0%) | 2 (10%) |
| SD | 8 (66.7%) | 4 (50%) | 12 (60%) |
| PD | 2 (16.7%) | 4 (50%) | 6 (30%) |
| Total | 12 (100%) | 8 (100%) | 20 (100%) |