Patient Demographics and Molecular Information
| Demographic | Data |
| Total patients | 68 (100%) |
| Female patients | 26 (38.2%) |
| Age ± SD (y) | 51.7 ± 14.9 |
| WHO classification grade | |
| II | 29 (42.6%) |
| III | 25 (36.8%) |
| IV | 14 (20.6%) |
| IDH and 1p/19q status | |
| IDHwt | 36 (52.9%) |
| IDHm-noncodel | 16 (23.5%) |
| IDHm-codel | 16 (23.5%) |
| MGMT-promoter methylation status | |
| Unmethylated | 27 (39.7%) |
| Methylated | 27 (39.7%) |
| Unknown | 14 (20.6%) |
| EGFR amplification status | |
| Negative | 38 (55.9%) |
| Positive | 11 (16.2%) |
| Unknown | 19 (27.9%) |
| Surgical procedure | |
| Biopsy | 12 (17.6%) |
| Subtotal resection | 44 (64.7%) |
| Gross total resection | 12 (17.6%) |
Qualitative data are numbers and percentages; continuous data are mean and SD.